2021815566

素因数分解:

$2^1\times 3^4\times {\mathrm{12480343}}^1$

素因数の和:12480357

約数の個数: 20

約数和(自身を含む): 4530364872

約数和(自身を除く): 2508549306

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 12480343, 24960686, 37441029, 74882058, 112323087, 224646174, 336969261, 673938522, 1010907783, 2021815566]

約数ペア:

[(1, 2021815566), (2, 1010907783), (3, 673938522), (6, 336969261), (9, 224646174), (18, 112323087), (27, 74882058), (54, 37441029), (81, 24960686), (162, 12480343)]