21900807

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{35267}}^1$

素因数の和:35299

約数の個数: 16

約数和(自身を含む): 33857280

約数和(自身を除く): 11956473

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 35267, 105801, 317403, 811141, 952209, 2433423, 7300269, 21900807]

約数ペア:

[(1, 21900807), (3, 7300269), (9, 2433423), (23, 952209), (27, 811141), (69, 317403), (207, 105801), (621, 35267)]