21362146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{12263}}^1$

素因数の和:12345

約数の個数: 16

約数和(自身を含む): 35025984

約数和(自身を除く): 13663838

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 12263, 24526, 159419, 318838, 821621, 1643242, 10681073, 21362146]

約数ペア:

[(1, 21362146), (2, 10681073), (13, 1643242), (26, 821621), (67, 318838), (134, 159419), (871, 24526), (1742, 12263)]