21355086

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{154747}}^1$

素因数の和:154775

約数の個数: 16

約数和(自身を含む): 44567424

約数和(自身を除く): 23212338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 154747, 309494, 464241, 928482, 3559181, 7118362, 10677543, 21355086]

約数ペア:

[(1, 21355086), (2, 10677543), (3, 7118362), (6, 3559181), (23, 928482), (46, 464241), (69, 309494), (138, 154747)]