21802253

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1429}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 25396800

約数和(自身を除く): 3594547

約数列:

[1, 11, 19, 73, 209, 803, 1387, 1429, 15257, 15719, 27151, 104317, 298661, 1147487, 1982023, 21802253]

約数ペア:

[(1, 21802253), (11, 1982023), (19, 1147487), (73, 298661), (209, 104317), (803, 27151), (1387, 15719), (1429, 15257)]