21095538

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206819}}^1$

素因数の和:206841

約数の個数: 16

約数和(自身を含む): 44673120

約数和(自身を除く): 23577582

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206819, 413638, 620457, 1240914, 3515923, 7031846, 10547769, 21095538]

約数ペア:

[(1, 21095538), (2, 10547769), (3, 7031846), (6, 3515923), (17, 1240914), (34, 620457), (51, 413638), (102, 206819)]