21411016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{521}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 43973280

約数和(自身を除く): 22562264

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 467, 521, 934, 1042, 1868, 2084, 3736, 4168, 5137, 5731, 10274, 11462, 20548, 22924, 41096, 45848, 243307, 486614, 973228, 1946456, 2676377, 5352754, 10705508, 21411016]

約数ペア:

[(1, 21411016), (2, 10705508), (4, 5352754), (8, 2676377), (11, 1946456), (22, 973228), (44, 486614), (88, 243307), (467, 45848), (521, 41096), (934, 22924), (1042, 20548), (1868, 11462), (2084, 10274), (3736, 5731), (4168, 5137)]