21829816

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9851}}^1$

素因数の和:10134

約数の個数: 16

約数和(自身を含む): 41082840

約数和(自身を除く): 19253024

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9851, 19702, 39404, 78808, 2728727, 5457454, 10914908, 21829816]

約数ペア:

[(1, 21829816), (2, 10914908), (4, 5457454), (8, 2728727), (277, 78808), (554, 39404), (1108, 19702), (2216, 9851)]