21885567

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{4451}}^1$

素因数の和:4614

約数の個数: 16

約数和(自身を含む): 32054400

約数和(自身を除く): 10168833

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4451, 4917, 13353, 48961, 146883, 663199, 1989597, 7295189, 21885567]

約数ペア:

[(1, 21885567), (3, 7295189), (11, 1989597), (33, 663199), (149, 146883), (447, 48961), (1639, 13353), (4451, 4917)]