21962805

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11177}}^1$

素因数の和:11316

約数の個数: 16

約数和(自身を含む): 35411904

約数和(自身を除く): 13449099

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 11177, 33531, 55885, 167655, 1464187, 4392561, 7320935, 21962805]

約数ペア:

[(1, 21962805), (3, 7320935), (5, 4392561), (15, 1464187), (131, 167655), (393, 55885), (655, 33531), (1965, 11177)]