21779577

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{26021}}^1$

素因数の和:26061

約数の個数: 16

約数和(自身を含む): 33308160

約数和(自身を除く): 11528583

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 26021, 78063, 234189, 702567, 806651, 2419953, 7259859, 21779577]

約数ペア:

[(1, 21779577), (3, 7259859), (9, 2419953), (27, 806651), (31, 702567), (93, 234189), (279, 78063), (837, 26021)]