21562629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9203}}^1$

素因数の和:9288

約数の個数: 16

約数和(自身を含む): 31809024

約数和(自身を除く): 10246395

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 9203, 27609, 101233, 303699, 653413, 1960239, 7187543, 21562629]

約数ペア:

[(1, 21562629), (3, 7187543), (11, 1960239), (33, 653413), (71, 303699), (213, 101233), (781, 27609), (2343, 9203)]