21131727272

素因数分解:

$2^3\times {\mathrm{5051}}^1\times {\mathrm{522959}}^1$

素因数の和:528016

約数の個数: 16

約数和(自身を含む): 39629908800

約数和(自身を除く): 18498181528

約数列:

[1, 2, 4, 8, 5051, 10102, 20204, 40408, 522959, 1045918, 2091836, 4183672, 2641465909, 5282931818, 10565863636, 21131727272]

約数ペア:

[(1, 21131727272), (2, 10565863636), (4, 5282931818), (8, 2641465909), (5051, 4183672), (10102, 2091836), (20204, 1045918), (40408, 522959)]