21113004

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 54020736

約数和(自身を除く): 32907732

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 307, 521, 614, 921, 1042, 1228, 1563, 1842, 2084, 3126, 3377, 3684, 5731, 6252, 6754, 10131, 11462, 13508, 17193, 20262, 22924, 34386, 40524, 68772, 159947, 319894, 479841, 639788, 959682, 1759417, 1919364, 3518834, 5278251, 7037668, 10556502, 21113004]

約数ペア:

[(1, 21113004), (2, 10556502), (3, 7037668), (4, 5278251), (6, 3518834), (11, 1919364), (12, 1759417), (22, 959682), (33, 639788), (44, 479841), (66, 319894), (132, 159947), (307, 68772), (521, 40524), (614, 34386), (921, 22924), (1042, 20262), (1228, 17193), (1563, 13508), (1842, 11462), (2084, 10131), (3126, 6754), (3377, 6252), (3684, 5731)]