2021085976

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2776217}}^1$

素因数の和:2776243

約数の個数: 32

約数和(自身を含む): 4664046240

約数和(自身を除く): 2642960264

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 2776217, 5552434, 11104868, 19433519, 22209736, 36090821, 38867038, 72181642, 77734076, 144363284, 155468152, 252635747, 288726568, 505271494, 1010542988, 2021085976]

約数ペア:

[(1, 2021085976), (2, 1010542988), (4, 505271494), (7, 288726568), (8, 252635747), (13, 155468152), (14, 144363284), (26, 77734076), (28, 72181642), (52, 38867038), (56, 36090821), (91, 22209736), (104, 19433519), (182, 11104868), (364, 5552434), (728, 2776217)]