21551242

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{1627}}^1$

素因数の和:1845

約数の個数: 16

約数和(自身を含む): 33406560

約数和(自身を除く): 11855318

約数列:

[1, 2, 37, 74, 179, 358, 1627, 3254, 6623, 13246, 60199, 120398, 291233, 582466, 10775621, 21551242]

約数ペア:

[(1, 21551242), (2, 10775621), (37, 582466), (74, 291233), (179, 120398), (358, 60199), (1627, 13246), (3254, 6623)]