Find the greatest common factor of 24 and 42 July 8, 2019 16 32 64 128 Find the greatest common factor of 24 36 and 42 Find the greatest common factor of 24 30 and 42 Find the greatest common factor of 42 and 24 using prime factorization Find the greatest common factor gcf of 42 and 24 Greatest common multiple How to find the greatest common divisor