21302411

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2351}}^1$

素因数の和:2422

約数の個数: 16

約数和(自身を含む): 24893568

約数和(自身を除く): 3591157

約数列:

[1, 13, 17, 41, 221, 533, 697, 2351, 9061, 30563, 39967, 96391, 519571, 1253083, 1638647, 21302411]

約数ペア:

[(1, 21302411), (13, 1638647), (17, 1253083), (41, 519571), (221, 96391), (533, 39967), (697, 30563), (2351, 9061)]