20216253309

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23479969}}^1$

素因数の和:23480020

約数の個数: 16

約数和(自身を含む): 31557079680

約数和(自身を除く): 11340826371

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23479969, 70439907, 164359783, 493079349, 962678729, 2888036187, 6738751103, 20216253309]

約数ペア:

[(1, 20216253309), (3, 6738751103), (7, 2888036187), (21, 962678729), (41, 493079349), (123, 164359783), (287, 70439907), (861, 23479969)]