22591989

素因数分解:

$3^2\times 7^2\times {\mathrm{51229}}^1$

素因数の和:51249

約数の個数: 18

約数和(自身を含む): 37961430

約数和(自身を除く): 15369441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 51229, 153687, 358603, 461061, 1075809, 2510221, 3227427, 7530663, 22591989]

約数ペア:

[(1, 22591989), (3, 7530663), (7, 3227427), (9, 2510221), (21, 1075809), (49, 461061), (63, 358603), (147, 153687), (441, 51229)]