21589053

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1657}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 29764416

約数和(自身を除く): 8175363

約数列:

[1, 3, 43, 101, 129, 303, 1657, 4343, 4971, 13029, 71251, 167357, 213753, 502071, 7196351, 21589053]

約数ペア:

[(1, 21589053), (3, 7196351), (43, 502071), (101, 213753), (129, 167357), (303, 71251), (1657, 13029), (4343, 4971)]