21456424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10601}}^1$

素因数の和:10641

約数の個数: 32

約数和(自身を含む): 45800640

約数和(自身を除く): 24344216

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10601, 21202, 42404, 84808, 116611, 233222, 243823, 466444, 487646, 932888, 975292, 1950584, 2682053, 5364106, 10728212, 21456424]

約数ペア:

[(1, 21456424), (2, 10728212), (4, 5364106), (8, 2682053), (11, 1950584), (22, 975292), (23, 932888), (44, 487646), (46, 466444), (88, 243823), (92, 233222), (184, 116611), (253, 84808), (506, 42404), (1012, 21202), (2024, 10601)]