21503702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2579}}^1$

素因数の和:2971

約数の個数: 16

約数和(自身を含む): 35294400

約数和(自身を除く): 13790698

約数列:

[1, 2, 11, 22, 379, 758, 2579, 4169, 5158, 8338, 28369, 56738, 977441, 1954882, 10751851, 21503702]

約数ペア:

[(1, 21503702), (2, 10751851), (11, 1954882), (22, 977441), (379, 56738), (758, 28369), (2579, 8338), (4169, 5158)]