21852562

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:785

約数の個数: 16

約数和(自身を含む): 33312384

約数和(自身を除く): 11459822

約数列:

[1, 2, 101, 202, 251, 431, 502, 862, 25351, 43531, 50702, 87062, 108181, 216362, 10926281, 21852562]

約数ペア:

[(1, 21852562), (2, 10926281), (101, 216362), (202, 108181), (251, 87062), (431, 50702), (502, 43531), (862, 25351)]