Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_48593 ( "Election" real, "Leader" text, "# of seats won" real, "# of National votes" real, "% of National vote" text, "# of Prefectural votes" real, "% of Prefectural vote" text )

### Question ###
What is the average Election, when % Of Prefectural Vote is 38.57%, and when # Of Prefectural Votes is greater than 21,114,727?

### Accurate SQL ###

SELECT AVG("Election") FROM table_48593 WHERE "% of Prefectural vote" = '38.57%' AND "# of Prefectural votes" > '21,114,727'