21006073

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 23607936

約数和(自身を除く): 2601863

約数列:

[1, 11, 53, 137, 263, 583, 1507, 2893, 7261, 13939, 36031, 79871, 153329, 396341, 1909643, 21006073]

約数ペア:

[(1, 21006073), (11, 1909643), (53, 396341), (137, 153329), (263, 79871), (583, 36031), (1507, 13939), (2893, 7261)]