2021538

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19819}}^1$

素因数の和:19841

約数の個数: 16

約数和(自身を含む): 4281120

約数和(自身を除く): 2259582

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 19819, 39638, 59457, 118914, 336923, 673846, 1010769, 2021538]

約数ペア:

[(1, 2021538), (2, 1010769), (3, 673846), (6, 336923), (17, 118914), (34, 59457), (51, 39638), (102, 19819)]