21646287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10883}}^1$

素因数の和:10919

約数の個数: 24

約数和(自身を含む): 35655984

約数和(自身を除く): 14009697

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 10883, 32649, 97947, 141479, 185011, 424437, 555033, 1273311, 1665099, 2405143, 7215429, 21646287]

約数ペア:

[(1, 21646287), (3, 7215429), (9, 2405143), (13, 1665099), (17, 1273311), (39, 555033), (51, 424437), (117, 185011), (153, 141479), (221, 97947), (663, 32649), (1989, 10883)]