21376676

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3359}}^1$

素因数の和:3443

約数の個数: 24

約数和(自身を含む): 39325440

約数和(自身を除く): 17948764

約数列:

[1, 2, 4, 37, 43, 74, 86, 148, 172, 1591, 3182, 3359, 6364, 6718, 13436, 124283, 144437, 248566, 288874, 497132, 577748, 5344169, 10688338, 21376676]

約数ペア:

[(1, 21376676), (2, 10688338), (4, 5344169), (37, 577748), (43, 497132), (74, 288874), (86, 248566), (148, 144437), (172, 124283), (1591, 13436), (3182, 6718), (3359, 6364)]