21704584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{246643}}^1$

素因数の和:246660

約数の個数: 16

約数和(自身を含む): 44395920

約数和(自身を除く): 22691336

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 246643, 493286, 986572, 1973144, 2713073, 5426146, 10852292, 21704584]

約数ペア:

[(1, 21704584), (2, 10852292), (4, 5426146), (8, 2713073), (11, 1973144), (22, 986572), (44, 493286), (88, 246643)]