21542108798

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66900959}}^1$

素因数の和:66900991

約数の個数: 16

約数和(自身を含む): 38534952960

約数和(自身を除く): 16992844162

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66900959, 133801918, 468306713, 936613426, 1538722057, 3077444114, 10771054399, 21542108798]

約数ペア:

[(1, 21542108798), (2, 10771054399), (7, 3077444114), (14, 1538722057), (23, 936613426), (46, 468306713), (161, 133801918), (322, 66900959)]