21103089

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{8893}}^1$

素因数の和:9016

約数の個数: 16

約数和(自身を含む): 32445312

約数和(自身を除く): 11342223

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 8893, 26679, 62251, 186753, 1004909, 3014727, 7034363, 21103089]

約数ペア:

[(1, 21103089), (3, 7034363), (7, 3014727), (21, 1004909), (113, 186753), (339, 62251), (791, 26679), (2373, 8893)]