21377799

素因数分解:

$3^2\times {\mathrm{419}}^1\times {\mathrm{5669}}^1$

素因数の和:6094

約数の個数: 12

約数和(自身を含む): 30958200

約数和(自身を除く): 9580401

約数列:

[1, 3, 9, 419, 1257, 3771, 5669, 17007, 51021, 2375311, 7125933, 21377799]

約数ペア:

[(1, 21377799), (3, 7125933), (9, 2375311), (419, 51021), (1257, 17007), (3771, 5669)]