21048202

素因数分解:

$2^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2633}}^1$

素因数の和:3213

約数の個数: 16

約数和(自身を含む): 36159552

約数和(自身を除く): 15111350

約数列:

[1, 2, 7, 14, 571, 1142, 2633, 3997, 5266, 7994, 18431, 36862, 1503443, 3006886, 10524101, 21048202]

約数ペア:

[(1, 21048202), (2, 10524101), (7, 3006886), (14, 1503443), (571, 36862), (1142, 18431), (2633, 7994), (3997, 5266)]