2100031521

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2439061}}^1$

素因数の和:2439112

約数の個数: 16

約数和(自身を含む): 3278099328

約数和(自身を除く): 1178067807

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 2439061, 7317183, 17073427, 51220281, 100001501, 300004503, 700010507, 2100031521]

約数ペア:

[(1, 2100031521), (3, 700010507), (7, 300004503), (21, 100001501), (41, 51220281), (123, 17073427), (287, 7317183), (861, 2439061)]