21818224

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{3863}}^1$

素因数の和:4224

約数の個数: 20

約数和(自身を含む): 42403536

約数和(自身を除く): 20585312

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 3863, 5648, 7726, 15452, 30904, 61808, 1363639, 2727278, 5454556, 10909112, 21818224]

約数ペア:

[(1, 21818224), (2, 10909112), (4, 5454556), (8, 2727278), (16, 1363639), (353, 61808), (706, 30904), (1412, 15452), (2824, 7726), (3863, 5648)]