21022023

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27697}}^1$

素因数の和:27734

約数の個数: 16

約数和(自身を含む): 31908096

約数和(自身を除く): 10886073

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27697, 83091, 304667, 637031, 914001, 1911093, 7007341, 21022023]

約数ペア:

[(1, 21022023), (3, 7007341), (11, 1911093), (23, 914001), (33, 637031), (69, 304667), (253, 83091), (759, 27697)]