The common factor of 19 and 63 is 1.
Common factors of 10 and 63 are: 1.
The common factors of 28 and 63 are: 1 and 7
The common factors of 30 and 63 are 1 and 3.
The common factors of 15 and 63 are: 1 and 3
The common factors of 63 and 91 are 1 and 7.
The common factors of 21 and 63 are 1, 3, 7, and 21
The common factors of 54 and 63 are: 1, 3, and 9
The common factors of 36 and 63 are 1, 3 and 9
The common factors of 45 and 63 are 1, 3, and 9.
The common factors of 63 and 56 are: 1, 7
The factors of 38 are: 1, 2, 19, 38The factors of 63 are: 1, 3, 7, 9, 21, 63The common factor is: 1The Greatest Common Factor (GCF) is: 1
The factors of 63 are 1, 3, 7, 9, 21 and 63. For them to be common, they need to be compared to another set of factors.