21217676

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1811}}^1$

素因数の和:1945

約数の個数: 24

約数和(自身を含む): 38813040

約数和(自身を除く): 17595364

約数列:

[1, 2, 4, 29, 58, 101, 116, 202, 404, 1811, 2929, 3622, 5858, 7244, 11716, 52519, 105038, 182911, 210076, 365822, 731644, 5304419, 10608838, 21217676]

約数ペア:

[(1, 21217676), (2, 10608838), (4, 5304419), (29, 731644), (58, 365822), (101, 210076), (116, 182911), (202, 105038), (404, 52519), (1811, 11716), (2929, 7244), (3622, 5858)]