2012201121

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^2\times {\mathrm{1987}}^1$

素因数の和:2170

約数の個数: 36

約数和(自身を含む): 3160609872

約数和(自身を除く): 1148408751

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 1987, 4067, 5961, 6889, 12201, 13909, 20667, 41727, 48223, 97363, 144669, 164921, 292089, 337561, 494763, 1012683, 1154447, 3463341, 8081129, 13688443, 24243387, 41065329, 95819101, 287457303, 670733707, 2012201121]

約数ペア:

[(1, 2012201121), (3, 670733707), (7, 287457303), (21, 95819101), (49, 41065329), (83, 24243387), (147, 13688443), (249, 8081129), (581, 3463341), (1743, 1154447), (1987, 1012683), (4067, 494763), (5961, 337561), (6889, 292089), (12201, 164921), (13909, 144669), (20667, 97363), (41727, 48223)]