21067629

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{5857}}^1$

素因数の和:5980

約数の個数: 16

約数和(自身を含む): 30930240

約数和(自身を除く): 9862611

約数列:

[1, 3, 11, 33, 109, 327, 1199, 3597, 5857, 17571, 64427, 193281, 638413, 1915239, 7022543, 21067629]

約数ペア:

[(1, 21067629), (3, 7022543), (11, 1915239), (33, 638413), (109, 193281), (327, 64427), (1199, 17571), (3597, 5857)]