IV. List the factors of each number in each set and determine the Greatest Common Factor or GCF.
21
30
30, 15, 106, 5, 3, 2, 1
10
Jo
GO
102
22 78
26
GCF =
23 60
68
GCF =
24
70
20
GCF =
25
40
24
GCF =​