2021553819

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{677}}^1\times {\mathrm{4673}}^1$

素因数の和:5427

約数の個数: 24

約数和(自身を含む): 2966157792

約数和(自身を除く): 944603973

約数列:

[1, 3, 9, 71, 213, 639, 677, 2031, 4673, 6093, 14019, 42057, 48067, 144201, 331783, 432603, 995349, 2986047, 3163621, 9490863, 28472589, 224617091, 673851273, 2021553819]

約数ペア:

[(1, 2021553819), (3, 673851273), (9, 224617091), (71, 28472589), (213, 9490863), (639, 3163621), (677, 2986047), (2031, 995349), (4673, 432603), (6093, 331783), (14019, 144201), (42057, 48067)]