21124986

素因数分解:

$2^1\times 3^1\times {\mathrm{311}}^1\times {\mathrm{11321}}^1$

素因数の和:11637

約数の個数: 16

約数和(自身を含む): 42389568

約数和(自身を除く): 21264582

約数列:

[1, 2, 3, 6, 311, 622, 933, 1866, 11321, 22642, 33963, 67926, 3520831, 7041662, 10562493, 21124986]

約数ペア:

[(1, 21124986), (2, 10562493), (3, 7041662), (6, 3520831), (311, 67926), (622, 33963), (933, 22642), (1866, 11321)]