21716001

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 32082336

約数和(自身を除く): 10366335

約数列:

[1, 3, 9, 113, 131, 163, 339, 393, 489, 1017, 1179, 1467, 14803, 18419, 21353, 44409, 55257, 64059, 133227, 165771, 192177, 2412889, 7238667, 21716001]

約数ペア:

[(1, 21716001), (3, 7238667), (9, 2412889), (113, 192177), (131, 165771), (163, 133227), (339, 64059), (393, 55257), (489, 44409), (1017, 21353), (1179, 18419), (1467, 14803)]