21624207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{2719}}^1$

素因数の和:2974

約数の個数: 16

約数和(自身を含む): 31595520

約数和(自身を除く): 9971313

約数列:

[1, 3, 11, 33, 241, 723, 2651, 2719, 7953, 8157, 29909, 89727, 655279, 1965837, 7208069, 21624207]

約数ペア:

[(1, 21624207), (3, 7208069), (11, 1965837), (33, 655279), (241, 89727), (723, 29909), (2651, 8157), (2719, 7953)]