21605644

素因数分解:

$2^2\times {\mathrm{881}}^1\times {\mathrm{6131}}^1$

素因数の和:7016

約数の個数: 12

約数和(自身を含む): 37858968

約数和(自身を除く): 16253324

約数列:

[1, 2, 4, 881, 1762, 3524, 6131, 12262, 24524, 5401411, 10802822, 21605644]

約数ペア:

[(1, 21605644), (2, 10802822), (4, 5401411), (881, 24524), (1762, 12262), (3524, 6131)]