21110854

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2521}}^1$

素因数の和:2655

約数の個数: 16

約数和(自身を含む): 32685120

約数和(自身を除く): 11574266

約数列:

[1, 2, 53, 79, 106, 158, 2521, 4187, 5042, 8374, 133613, 199159, 267226, 398318, 10555427, 21110854]

約数ペア:

[(1, 21110854), (2, 10555427), (53, 398318), (79, 267226), (106, 199159), (158, 133613), (2521, 8374), (4187, 5042)]