In a word, no. Caffeine is an integral part of the tea leave's chemistry. Due to matcha's powder form you cannot separate it as you would with regular tea leaves. Decaf green tea is achievable by either harsh chemical processes which are damaging to the teas quality.
A composite factor is a factor that is a composite number, asopposed to a prime factor which is a factor that is a prime number. A factor is a number or quantity that when multiplied with another produces a given number or expression.
Factors and Multiples. Factors and multiples are different things. But they both involve multiplication: Factors are what we can multiply to get the number. Multiples are what we get after multiplying the number by an integer (not a fraction).