21560253

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1733}}^1$

素因数の和:1789

約数の個数: 32

約数和(自身を含む): 34957440

約数和(自身を除く): 13397187

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 143, 319, 377, 429, 957, 1131, 1733, 4147, 5199, 12441, 19063, 22529, 50257, 57189, 67587, 150771, 247819, 552827, 653341, 743457, 1658481, 1960023, 7186751, 21560253]

約数ペア:

[(1, 21560253), (3, 7186751), (11, 1960023), (13, 1658481), (29, 743457), (33, 653341), (39, 552827), (87, 247819), (143, 150771), (319, 67587), (377, 57189), (429, 50257), (957, 22529), (1131, 19063), (1733, 12441), (4147, 5199)]