21436129

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{887}}^1$

素因数の和:937

約数の個数: 16

約数和(自身を含む): 25361280

約数和(自身を除く): 3925151

約数列:

[1, 11, 13, 143, 169, 887, 1859, 2197, 9757, 11531, 24167, 126841, 149903, 1648933, 1948739, 21436129]

約数ペア:

[(1, 21436129), (11, 1948739), (13, 1648933), (143, 149903), (169, 126841), (887, 24167), (1859, 11531), (2197, 9757)]