21853659

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1\times {\mathrm{397}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 29802240

約数和(自身を除く): 7948581

約数列:

[1, 3, 59, 177, 311, 397, 933, 1191, 18349, 23423, 55047, 70269, 123467, 370401, 7284553, 21853659]

約数ペア:

[(1, 21853659), (3, 7284553), (59, 370401), (177, 123467), (311, 70269), (397, 55047), (933, 23423), (1191, 18349)]