21261924

素因数分解:

$2^2\times 3^2\times {\mathrm{590609}}^1$

素因数の和:590619

約数の個数: 18

約数和(自身を含む): 53745510

約数和(自身を除く): 32483586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 590609, 1181218, 1771827, 2362436, 3543654, 5315481, 7087308, 10630962, 21261924]

約数ペア:

[(1, 21261924), (2, 10630962), (3, 7087308), (4, 5315481), (6, 3543654), (9, 2362436), (12, 1771827), (18, 1181218), (36, 590609)]