21229851

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{983}}^1$

素因数の和:1322

約数の個数: 16

約数和(自身を含む): 29661696

約数和(自身を除く): 8431845

約数列:

[1, 3, 23, 69, 313, 939, 983, 2949, 7199, 21597, 22609, 67827, 307679, 923037, 7076617, 21229851]

約数ペア:

[(1, 21229851), (3, 7076617), (23, 923037), (69, 307679), (313, 67827), (939, 22609), (983, 21597), (2949, 7199)]