21926242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2389}}^1$

素因数の和:2757

約数の個数: 16

約数和(自身を含む): 35534520

約数和(自身を除く): 13608278

約数列:

[1, 2, 13, 26, 353, 706, 2389, 4589, 4778, 9178, 31057, 62114, 843317, 1686634, 10963121, 21926242]

約数ペア:

[(1, 21926242), (2, 10963121), (13, 1686634), (26, 843317), (353, 62114), (706, 31057), (2389, 9178), (4589, 4778)]