2021054115

素因数分解:

$3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{826607}}^1$

素因数の和:826778

約数の個数: 16

約数和(自身を含む): 3253529088

約数和(自身を除く): 1232474973

約数列:

[1, 3, 5, 15, 163, 489, 815, 2445, 826607, 2479821, 4133035, 12399105, 134736941, 404210823, 673684705, 2021054115]

約数ペア:

[(1, 2021054115), (3, 673684705), (5, 404210823), (15, 134736941), (163, 12399105), (489, 4133035), (815, 2479821), (2445, 826607)]