21704023

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{919}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 25171200

約数和(自身を除く): 3467177

約数列:

[1, 11, 19, 113, 209, 919, 1243, 2147, 10109, 17461, 23617, 103847, 192071, 1142317, 1973093, 21704023]

約数ペア:

[(1, 21704023), (11, 1973093), (19, 1142317), (113, 192071), (209, 103847), (919, 23617), (1243, 17461), (2147, 10109)]