21529167

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 31868928

約数和(自身を除く): 10339761

約数列:

[1, 3, 11, 33, 121, 127, 363, 381, 467, 1397, 1401, 4191, 5137, 15367, 15411, 46101, 56507, 59309, 169521, 177927, 652399, 1957197, 7176389, 21529167]

約数ペア:

[(1, 21529167), (3, 7176389), (11, 1957197), (33, 652399), (121, 177927), (127, 169521), (363, 59309), (381, 56507), (467, 46101), (1397, 15411), (1401, 15367), (4191, 5137)]