2163938

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 24

約数和(自身を含む): 3841344

約数和(自身を除く): 1677406

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 311, 497, 622, 994, 2177, 3479, 4354, 6958, 15239, 22081, 30478, 44162, 154567, 309134, 1081969, 2163938]

約数ペア:

[(1, 2163938), (2, 1081969), (7, 309134), (14, 154567), (49, 44162), (71, 30478), (98, 22081), (142, 15239), (311, 6958), (497, 4354), (622, 3479), (994, 2177)]