21264584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{241643}}^1$

素因数の和:241660

約数の個数: 16

約数和(自身を含む): 43495920

約数和(自身を除く): 22231336

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 241643, 483286, 966572, 1933144, 2658073, 5316146, 10632292, 21264584]

約数ペア:

[(1, 21264584), (2, 10632292), (4, 5316146), (8, 2658073), (11, 1933144), (22, 966572), (44, 483286), (88, 241643)]