21625064

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{19447}}^1$

素因数の和:19592

約数の個数: 16

約数和(自身を含む): 40840800

約数和(自身を除く): 19215736

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 19447, 38894, 77788, 155576, 2703133, 5406266, 10812532, 21625064]

約数ペア:

[(1, 21625064), (2, 10812532), (4, 5406266), (8, 2703133), (139, 155576), (278, 77788), (556, 38894), (1112, 19447)]