21305655202

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10372763}}^1$

素因数の和:10372857

約数の個数: 16

約数和(自身を含む): 34852487040

約数和(自身を除く): 13546831838

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 10372763, 20745526, 134845919, 269691838, 819448277, 1638896554, 10652827601, 21305655202]

約数ペア:

[(1, 21305655202), (2, 10652827601), (13, 1638896554), (26, 819448277), (79, 269691838), (158, 134845919), (1027, 20745526), (2054, 10372763)]