21015086

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{5059}}^1$

素因数の和:5159

約数の個数: 16

約数和(自身を含む): 33031680

約数和(自身を除く): 12016594

約数列:

[1, 2, 31, 62, 67, 134, 2077, 4154, 5059, 10118, 156829, 313658, 338953, 677906, 10507543, 21015086]

約数ペア:

[(1, 21015086), (2, 10507543), (31, 677906), (62, 338953), (67, 313658), (134, 156829), (2077, 10118), (4154, 5059)]