21137543174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{1170277}}^1$

素因数の和:1171111

約数の個数: 16

約数和(自身を含む): 34630866576

約数和(自身を除く): 13493323402

約数列:

[1, 2, 11, 22, 821, 1642, 9031, 18062, 1170277, 2340554, 12873047, 25746094, 960797417, 1921594834, 10568771587, 21137543174]

約数ペア:

[(1, 21137543174), (2, 10568771587), (11, 1921594834), (22, 960797417), (821, 25746094), (1642, 12873047), (9031, 2340554), (18062, 1170277)]