2021071521

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{619}}^1\times {\mathrm{859}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 3105356800

約数和(自身を除く): 1084285279

約数列:

[1, 3, 7, 21, 181, 543, 619, 859, 1267, 1857, 2577, 3801, 4333, 6013, 12999, 18039, 112039, 155479, 336117, 466437, 531721, 784273, 1088353, 1595163, 2352819, 3265059, 3722047, 11166141, 96241501, 288724503, 673690507, 2021071521]

約数ペア:

[(1, 2021071521), (3, 673690507), (7, 288724503), (21, 96241501), (181, 11166141), (543, 3722047), (619, 3265059), (859, 2352819), (1267, 1595163), (1857, 1088353), (2577, 784273), (3801, 531721), (4333, 466437), (6013, 336117), (12999, 155479), (18039, 112039)]