21904524

素因数分解:

$2^2\times 3^2\times {\mathrm{608459}}^1$

素因数の和:608469

約数の個数: 18

約数和(自身を含む): 55369860

約数和(自身を除く): 33465336

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 608459, 1216918, 1825377, 2433836, 3650754, 5476131, 7301508, 10952262, 21904524]

約数ペア:

[(1, 21904524), (2, 10952262), (3, 7301508), (4, 5476131), (6, 3650754), (9, 2433836), (12, 1825377), (18, 1216918), (36, 608459)]