21028662

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{19801}}^1$

素因数の和:19868

約数の個数: 24

約数和(自身を含む): 46336680

約数和(自身を除く): 25308018

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 19801, 39602, 59403, 118806, 178209, 356418, 1168259, 2336518, 3504777, 7009554, 10514331, 21028662]

約数ペア:

[(1, 21028662), (2, 10514331), (3, 7009554), (6, 3504777), (9, 2336518), (18, 1168259), (59, 356418), (118, 178209), (177, 118806), (354, 59403), (531, 39602), (1062, 19801)]