2021856470

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1454573}}^1$

素因数の和:1454719

約数の個数: 16

約数和(自身を含む): 3665526480

約数和(自身を除く): 1643670010

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 1454573, 2909146, 7272865, 14545730, 202185647, 404371294, 1010928235, 2021856470]

約数ペア:

[(1, 2021856470), (2, 1010928235), (5, 404371294), (10, 202185647), (139, 14545730), (278, 7272865), (695, 2909146), (1390, 1454573)]