21168412

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3221}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 38973312

約数和(自身を除く): 17804900

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 212, 1643, 3221, 3286, 6442, 6572, 12884, 99851, 170713, 199702, 341426, 399404, 682852, 5292103, 10584206, 21168412]

約数ペア:

[(1, 21168412), (2, 10584206), (4, 5292103), (31, 682852), (53, 399404), (62, 341426), (106, 199702), (124, 170713), (212, 99851), (1643, 12884), (3221, 6572), (3286, 6442)]