21347662

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{4903}}^1$

素因数の和:5223

約数の個数: 16

約数和(自身を含む): 36721152

約数和(自身を除く): 15373490

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 4903, 9806, 34321, 68642, 1524833, 3049666, 10673831, 21347662]

約数ペア:

[(1, 21347662), (2, 10673831), (7, 3049666), (14, 1524833), (311, 68642), (622, 34321), (2177, 9806), (4354, 4903)]