21424936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{206009}}^1$

素因数の和:206028

約数の個数: 16

約数和(自身を含む): 43262100

約数和(自身を除く): 21837164

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 206009, 412018, 824036, 1648072, 2678117, 5356234, 10712468, 21424936]

約数ペア:

[(1, 21424936), (2, 10712468), (4, 5356234), (8, 2678117), (13, 1648072), (26, 824036), (52, 412018), (104, 206009)]