21731841

素因数分解:

$3^3\times {\mathrm{859}}^1\times {\mathrm{937}}^1$

素因数の和:1805

約数の個数: 16

約数和(自身を含む): 32267200

約数和(自身を除く): 10535359

約数列:

[1, 3, 9, 27, 859, 937, 2577, 2811, 7731, 8433, 23193, 25299, 804883, 2414649, 7243947, 21731841]

約数ペア:

[(1, 21731841), (3, 7243947), (9, 2414649), (27, 804883), (859, 25299), (937, 23193), (2577, 8433), (2811, 7731)]