21323162

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66221}}^1$

素因数の和:66253

約数の個数: 16

約数和(自身を含む): 38143872

約数和(自身を除く): 16820710

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66221, 132442, 463547, 927094, 1523083, 3046166, 10661581, 21323162]

約数ペア:

[(1, 21323162), (2, 10661581), (7, 3046166), (14, 1523083), (23, 927094), (46, 463547), (161, 132442), (322, 66221)]