21180894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{504307}}^1$

素因数の和:504319

約数の個数: 16

約数和(自身を含む): 48413568

約数和(自身を除く): 27232674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 504307, 1008614, 1512921, 3025842, 3530149, 7060298, 10590447, 21180894]

約数ペア:

[(1, 21180894), (2, 10590447), (3, 7060298), (6, 3530149), (7, 3025842), (14, 1512921), (21, 1008614), (42, 504307)]