21070292336

素因数分解:

$2^4\times {\mathrm{1823}}^1\times {\mathrm{722377}}^1$

素因数の和:724208

約数の個数: 20

約数和(自身を含む): 40846141632

約数和(自身を除く): 19775849296

約数列:

[1, 2, 4, 8, 16, 1823, 3646, 7292, 14584, 29168, 722377, 1444754, 2889508, 5779016, 11558032, 1316893271, 2633786542, 5267573084, 10535146168, 21070292336]

約数ペア:

[(1, 21070292336), (2, 10535146168), (4, 5267573084), (8, 2633786542), (16, 1316893271), (1823, 11558032), (3646, 5779016), (7292, 2889508), (14584, 1444754), (29168, 722377)]