21860973578

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{3323}}^1\times {\mathrm{12799}}^1$

素因数の和:16381

約数の個数: 16

約数和(自身を含む): 32931532800

約数和(自身を除く): 11070559222

約数列:

[1, 2, 257, 514, 3323, 6646, 12799, 25598, 854011, 1708022, 3289343, 6578686, 42531077, 85062154, 10930486789, 21860973578]

約数ペア:

[(1, 21860973578), (2, 10930486789), (257, 85062154), (514, 42531077), (3323, 6578686), (6646, 3289343), (12799, 1708022), (25598, 854011)]