21847501

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 24648624

約数和(自身を除く): 2801123

約数列:

[1, 13, 37, 53, 481, 689, 857, 1961, 11141, 25493, 31709, 45421, 412217, 590473, 1680577, 21847501]

約数ペア:

[(1, 21847501), (13, 1680577), (37, 590473), (53, 412217), (481, 45421), (689, 31709), (857, 25493), (1961, 11141)]