21535648

素因数分解:

$2^5\times {\mathrm{337}}^1\times {\mathrm{1997}}^1$

素因数の和:2344

約数の個数: 24

約数和(自身を含む): 42545412

約数和(自身を除く): 21009764

約数列:

[1, 2, 4, 8, 16, 32, 337, 674, 1348, 1997, 2696, 3994, 5392, 7988, 10784, 15976, 31952, 63904, 672989, 1345978, 2691956, 5383912, 10767824, 21535648]

約数ペア:

[(1, 21535648), (2, 10767824), (4, 5383912), (8, 2691956), (16, 1345978), (32, 672989), (337, 63904), (674, 31952), (1348, 15976), (1997, 10784), (2696, 7988), (3994, 5392)]