21532630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{307609}}^1$

素因数の和:307623

約数の個数: 16

約数和(自身を含む): 44295840

約数和(自身を除く): 22763210

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 307609, 615218, 1538045, 2153263, 3076090, 4306526, 10766315, 21532630]

約数ペア:

[(1, 21532630), (2, 10766315), (5, 4306526), (7, 3076090), (10, 2153263), (14, 1538045), (35, 615218), (70, 307609)]