1 2 4
16 and 21 only have one common factor, the number one.
The factors of 16 are 1, 2, 4, 8, and 16.The factors of 40 are 1, 2, 4, 5, 8, 10, 20, and 40.The common factors of 16 and 40 are 1, 2, 4, and 8.
The factors of 16 are 1, 2, 4, 8 and 16. For them to be common, they need to be compared to another set of factors.
The common factors of 16 and 48 are 16,8,4,2,1.
The common factors of 14 and 16 are 1 and 2.
Common factors of 10 and 16 are: 1 and 2.
The factors of 48 are 1,2,3,4,6,8,12,16,24, and 48. The factors of 16 are 1,2,4,8, and 16. The common factors of 16 and 48 are 1,2,4,8, and 16.
The factors of 6 are: 1, 2, 3, 6.The factors of 16 are: 1, 2, 4, 8, 16.The common factors are: 1, 2
The common factors of 16 and 64 are 1, 2, 4, 8, and 16.
The common factors of 16 and 64 are 1, 2, 4, 8, and 16
The factors of 2 are:1, 2The factors of 4 are:1, 2, 4The factors of 32 are:1, 2, 4, 8, 16, 32The common factors are:1, 2
The common factors are: 1, 2, 4, 8, 16The Greatest Common Factor = 16