21867654

素因数分解:

$2^1\times 3^1\times {\mathrm{311}}^1\times {\mathrm{11719}}^1$

素因数の和:12035

約数の個数: 16

約数和(自身を含む): 43879680

約数和(自身を除く): 22012026

約数列:

[1, 2, 3, 6, 311, 622, 933, 1866, 11719, 23438, 35157, 70314, 3644609, 7289218, 10933827, 21867654]

約数ペア:

[(1, 21867654), (2, 10933827), (3, 7289218), (6, 3644609), (311, 70314), (622, 35157), (933, 23438), (1866, 11719)]