21479526

素因数分解:

$2^1\times 3^3\times {\mathrm{311}}^1\times {\mathrm{1279}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 47923200

約数和(自身を除く): 26443674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 311, 622, 933, 1279, 1866, 2558, 2799, 3837, 5598, 7674, 8397, 11511, 16794, 23022, 34533, 69066, 397769, 795538, 1193307, 2386614, 3579921, 7159842, 10739763, 21479526]

約数ペア:

[(1, 21479526), (2, 10739763), (3, 7159842), (6, 3579921), (9, 2386614), (18, 1193307), (27, 795538), (54, 397769), (311, 69066), (622, 34533), (933, 23022), (1279, 16794), (1866, 11511), (2558, 8397), (2799, 7674), (3837, 5598)]