21271128

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21617}}^1$

素因数の和:21667

約数の個数: 32

約数和(自身を含む): 54477360

約数和(自身を除く): 33206232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21617, 43234, 64851, 86468, 129702, 172936, 259404, 518808, 886297, 1772594, 2658891, 3545188, 5317782, 7090376, 10635564, 21271128]

約数ペア:

[(1, 21271128), (2, 10635564), (3, 7090376), (4, 5317782), (6, 3545188), (8, 2658891), (12, 1772594), (24, 886297), (41, 518808), (82, 259404), (123, 172936), (164, 129702), (246, 86468), (328, 64851), (492, 43234), (984, 21617)]