21900916

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{188801}}^1$

素因数の和:188834

約数の個数: 12

約数和(自身を含む): 39648420

約数和(自身を除く): 17747504

約数列:

[1, 2, 4, 29, 58, 116, 188801, 377602, 755204, 5475229, 10950458, 21900916]

約数ペア:

[(1, 21900916), (2, 10950458), (4, 5475229), (29, 755204), (58, 377602), (116, 188801)]