21571708

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10939}}^1$

素因数の和:10989

約数の個数: 24

約数和(自身を含む): 41353200

約数和(自身を除く): 19781492

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10939, 21878, 43756, 185963, 317231, 371926, 634462, 743852, 1268924, 5392927, 10785854, 21571708]

約数ペア:

[(1, 21571708), (2, 10785854), (4, 5392927), (17, 1268924), (29, 743852), (34, 634462), (58, 371926), (68, 317231), (116, 185963), (493, 43756), (986, 21878), (1972, 10939)]