21175618

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{4271}}^1$

素因数の和:4377

約数の個数: 16

約数和(自身を含む): 33116544

約数和(自身を除く): 11940926

約数列:

[1, 2, 37, 67, 74, 134, 2479, 4271, 4958, 8542, 158027, 286157, 316054, 572314, 10587809, 21175618]

約数ペア:

[(1, 21175618), (2, 10587809), (37, 572314), (67, 316054), (74, 286157), (134, 158027), (2479, 8542), (4271, 4958)]