21836888

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{21493}}^1$

素因数の和:21626

約数の個数: 16

約数和(自身を含む): 41268480

約数和(自身を除く): 19431592

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 21493, 42986, 85972, 171944, 2729611, 5459222, 10918444, 21836888]

約数ペア:

[(1, 21836888), (2, 10918444), (4, 5459222), (8, 2729611), (127, 171944), (254, 85972), (508, 42986), (1016, 21493)]