21067449

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3943}}^1$

素因数の和:4096

約数の個数: 16

約数和(自身を含む): 30479232

約数和(自身を除く): 9411783

約数列:

[1, 3, 13, 39, 137, 411, 1781, 3943, 5343, 11829, 51259, 153777, 540191, 1620573, 7022483, 21067449]

約数ペア:

[(1, 21067449), (3, 7022483), (13, 1620573), (39, 540191), (137, 153777), (411, 51259), (1781, 11829), (3943, 5343)]