21194312

素因数分解:

$2^3\times {\mathrm{1307}}^1\times {\mathrm{2027}}^1$

素因数の和:3340

約数の個数: 16

約数和(自身を含む): 39789360

約数和(自身を除く): 18595048

約数列:

[1, 2, 4, 8, 1307, 2027, 2614, 4054, 5228, 8108, 10456, 16216, 2649289, 5298578, 10597156, 21194312]

約数ペア:

[(1, 21194312), (2, 10597156), (4, 5298578), (8, 2649289), (1307, 16216), (2027, 10456), (2614, 8108), (4054, 5228)]