21556590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65323}}^1$

素因数の和:65344

約数の個数: 32

約数和(自身を含む): 56439936

約数和(自身を除く): 34883346

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 65323, 130646, 195969, 326615, 391938, 653230, 718553, 979845, 1437106, 1959690, 2155659, 3592765, 4311318, 7185530, 10778295, 21556590]

約数ペア:

[(1, 21556590), (2, 10778295), (3, 7185530), (5, 4311318), (6, 3592765), (10, 2155659), (11, 1959690), (15, 1437106), (22, 979845), (30, 718553), (33, 653230), (55, 391938), (66, 326615), (110, 195969), (165, 130646), (330, 65323)]