21427467

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{701}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 29922048

約数和(自身を除く): 8494581

約数列:

[1, 3, 23, 69, 443, 701, 1329, 2103, 10189, 16123, 30567, 48369, 310543, 931629, 7142489, 21427467]

約数ペア:

[(1, 21427467), (3, 7142489), (23, 931629), (69, 310543), (443, 48369), (701, 30567), (1329, 16123), (2103, 10189)]