21168958

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{1187}}^1$

素因数の和:1467

約数の個数: 16

約数和(自身を含む): 32774544

約数和(自身を除く): 11605586

約数列:

[1, 2, 37, 74, 241, 482, 1187, 2374, 8917, 17834, 43919, 87838, 286067, 572134, 10584479, 21168958]

約数ペア:

[(1, 21168958), (2, 10584479), (37, 572134), (74, 286067), (241, 87838), (482, 43919), (1187, 17834), (2374, 8917)]