21089035

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2927}}^1$

素因数の和:3074

約数の個数: 16

約数和(自身を含む): 27827712

約数和(自身を除く): 6738677

約数列:

[1, 5, 11, 55, 131, 655, 1441, 2927, 7205, 14635, 32197, 160985, 383437, 1917185, 4217807, 21089035]

約数ペア:

[(1, 21089035), (5, 4217807), (11, 1917185), (55, 383437), (131, 160985), (655, 32197), (1441, 14635), (2927, 7205)]