21050580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{350843}}^1$

素因数の和:350855

約数の個数: 24

約数和(自身を含む): 58941792

約数和(自身を除く): 37891212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 350843, 701686, 1052529, 1403372, 1754215, 2105058, 3508430, 4210116, 5262645, 7016860, 10525290, 21050580]

約数ペア:

[(1, 21050580), (2, 10525290), (3, 7016860), (4, 5262645), (5, 4210116), (6, 3508430), (10, 2105058), (12, 1754215), (15, 1403372), (20, 1052529), (30, 701686), (60, 350843)]