2139396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{25469}}^1$

素因数の和:25483

約数の個数: 24

約数和(自身を含む): 5705280

約数和(自身を除く): 3565884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 25469, 50938, 76407, 101876, 152814, 178283, 305628, 356566, 534849, 713132, 1069698, 2139396]

約数ペア:

[(1, 2139396), (2, 1069698), (3, 713132), (4, 534849), (6, 356566), (7, 305628), (12, 178283), (14, 152814), (21, 101876), (28, 76407), (42, 50938), (84, 25469)]