21102638

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5807}}^1$

素因数の和:5911

約数の個数: 16

約数和(自身を含む): 33454080

約数和(自身を除く): 12351442

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5807, 11614, 133561, 267122, 458753, 917506, 10551319, 21102638]

約数ペア:

[(1, 21102638), (2, 10551319), (23, 917506), (46, 458753), (79, 267122), (158, 133561), (1817, 11614), (3634, 5807)]