21432056

素因数分解:

$2^3\times {\mathrm{691}}^1\times {\mathrm{3877}}^1$

素因数の和:4574

約数の個数: 16

約数和(自身を含む): 40253640

約数和(自身を除く): 18821584

約数列:

[1, 2, 4, 8, 691, 1382, 2764, 3877, 5528, 7754, 15508, 31016, 2679007, 5358014, 10716028, 21432056]

約数ペア:

[(1, 21432056), (2, 10716028), (4, 5358014), (8, 2679007), (691, 31016), (1382, 15508), (2764, 7754), (3877, 5528)]