2011921251

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{2141}}^1\times {\mathrm{13619}}^1$

素因数の和:15786

約数の個数: 16

約数和(自身を含む): 2800707840

約数和(自身を除く): 788786589

約数列:

[1, 3, 23, 69, 2141, 6423, 13619, 40857, 49243, 147729, 313237, 939711, 29158279, 87474837, 670640417, 2011921251]

約数ペア:

[(1, 2011921251), (3, 670640417), (23, 87474837), (69, 29158279), (2141, 939711), (6423, 313237), (13619, 147729), (40857, 49243)]