21422901

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2339}}^1$

素因数の和:2456

約数の個数: 16

約数和(自身を含む): 29652480

約数和(自身を除く): 8229579

約数列:

[1, 3, 43, 71, 129, 213, 2339, 3053, 7017, 9159, 100577, 166069, 301731, 498207, 7140967, 21422901]

約数ペア:

[(1, 21422901), (3, 7140967), (43, 498207), (71, 301731), (129, 166069), (213, 100577), (2339, 9159), (3053, 7017)]