21000307111

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{3797}}^1\times {\mathrm{46477}}^1$

素因数の和:50298

約数の個数: 16

約数和(自身を含む): 25419375936

約数和(自身を除く): 4419068825

約数列:

[1, 7, 17, 119, 3797, 26579, 46477, 64549, 325339, 451843, 790109, 5530763, 176473169, 1235312183, 3000043873, 21000307111]

約数ペア:

[(1, 21000307111), (7, 3000043873), (17, 1235312183), (119, 176473169), (3797, 5530763), (26579, 790109), (46477, 451843), (64549, 325339)]