21190836

素因数分解:

$2^2\times 3^1\times {\mathrm{1103}}^1\times {\mathrm{1601}}^1$

素因数の和:2711

約数の個数: 24

約数和(自身を含む): 49521024

約数和(自身を除く): 28330188

約数列:

[1, 2, 3, 4, 6, 12, 1103, 1601, 2206, 3202, 3309, 4412, 4803, 6404, 6618, 9606, 13236, 19212, 1765903, 3531806, 5297709, 7063612, 10595418, 21190836]

約数ペア:

[(1, 21190836), (2, 10595418), (3, 7063612), (4, 5297709), (6, 3531806), (12, 1765903), (1103, 19212), (1601, 13236), (2206, 9606), (3202, 6618), (3309, 6404), (4412, 4803)]