there's only one common factor for 36 and 14 and it is:
2
justification:
because the prime factorization of 36 is: 2 x 2 x 3 x 3
and the prime factorization of 14 is: 2 x 7
the only factor that they have in common is 2
therefore the common factor of 36 and 14 is 2
