21958428

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{12281}}^1$

素因数の和:12437

約数の個数: 24

約数和(自身を含む): 51584400

約数和(自身を除く): 29625972

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 447, 596, 894, 1788, 12281, 24562, 36843, 49124, 73686, 147372, 1829869, 3659738, 5489607, 7319476, 10979214, 21958428]

約数ペア:

[(1, 21958428), (2, 10979214), (3, 7319476), (4, 5489607), (6, 3659738), (12, 1829869), (149, 147372), (298, 73686), (447, 49124), (596, 36843), (894, 24562), (1788, 12281)]