23021271

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28109}}^1$

素因数の和:28135

約数の個数: 24

約数和(自身を含む): 40928160

約数和(自身を除く): 17906889

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 28109, 84327, 196763, 252981, 365417, 590289, 1096251, 1770867, 2557919, 3288753, 7673757, 23021271]

約数ペア:

[(1, 23021271), (3, 7673757), (7, 3288753), (9, 2557919), (13, 1770867), (21, 1096251), (39, 590289), (63, 365417), (91, 252981), (117, 196763), (273, 84327), (819, 28109)]