2021084870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{601}}^1\times {\mathrm{6863}}^1$

素因数の和:7485

約数の個数: 48

約数和(自身を含む): 4239563328

約数和(自身を除く): 2218478458

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 601, 1202, 3005, 4207, 6010, 6863, 8414, 13726, 21035, 29449, 34315, 42070, 48041, 58898, 68630, 96082, 147245, 240205, 294490, 336287, 480410, 672574, 1681435, 3362870, 4124663, 8249326, 20623315, 28872641, 41246630, 57745282, 144363205, 202108487, 288726410, 404216974, 1010542435, 2021084870]

約数ペア:

[(1, 2021084870), (2, 1010542435), (5, 404216974), (7, 288726410), (10, 202108487), (14, 144363205), (35, 57745282), (49, 41246630), (70, 28872641), (98, 20623315), (245, 8249326), (490, 4124663), (601, 3362870), (1202, 1681435), (3005, 672574), (4207, 480410), (6010, 336287), (6863, 294490), (8414, 240205), (13726, 147245), (21035, 96082), (29449, 68630), (34315, 58898), (42070, 48041)]