21496902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{511831}}^1$

素因数の和:511843

約数の個数: 16

約数和(自身を含む): 49135872

約数和(自身を除く): 27638970

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 511831, 1023662, 1535493, 3070986, 3582817, 7165634, 10748451, 21496902]

約数ペア:

[(1, 21496902), (2, 10748451), (3, 7165634), (6, 3582817), (7, 3070986), (14, 1535493), (21, 1023662), (42, 511831)]