21713584

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{4027}}^1$

素因数の和:4372

約数の個数: 20

約数和(自身を含む): 42205384

約数和(自身を除く): 20491800

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 4027, 5392, 8054, 16108, 32216, 64432, 1357099, 2714198, 5428396, 10856792, 21713584]

約数ペア:

[(1, 21713584), (2, 10856792), (4, 5428396), (8, 2714198), (16, 1357099), (337, 64432), (674, 32216), (1348, 16108), (2696, 8054), (4027, 5392)]