21065754

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206527}}^1$

素因数の和:206549

約数の個数: 16

約数和(自身を含む): 44610048

約数和(自身を除く): 23544294

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206527, 413054, 619581, 1239162, 3510959, 7021918, 10532877, 21065754]

約数ペア:

[(1, 21065754), (2, 10532877), (3, 7021918), (6, 3510959), (17, 1239162), (34, 619581), (51, 413054), (102, 206527)]