21798842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2731}}^1$

素因数の和:3053

約数の個数: 16

約数和(自身を含む): 35341152

約数和(自身を除く): 13542310

約数列:

[1, 2, 13, 26, 307, 614, 2731, 3991, 5462, 7982, 35503, 71006, 838417, 1676834, 10899421, 21798842]

約数ペア:

[(1, 21798842), (2, 10899421), (13, 1676834), (26, 838417), (307, 71006), (614, 35503), (2731, 7982), (3991, 5462)]