21002808

素因数分解:

$2^3\times 3^1\times {\mathrm{875117}}^1$

素因数の和:875126

約数の個数: 16

約数和(自身を含む): 52507080

約数和(自身を除く): 31504272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 875117, 1750234, 2625351, 3500468, 5250702, 7000936, 10501404, 21002808]

約数ペア:

[(1, 21002808), (2, 10501404), (3, 7000936), (4, 5250702), (6, 3500468), (8, 2625351), (12, 1750234), (24, 875117)]