21980021824

素因数分解:

$2^6\times {\mathrm{343437841}}^1$

素因数の和:343437853

約数の個数: 14

約数和(自身を含む): 43616605934

約数和(自身を除く): 21636584110

約数列:

[1, 2, 4, 8, 16, 32, 64, 343437841, 686875682, 1373751364, 2747502728, 5495005456, 10990010912, 21980021824]

約数ペア:

[(1, 21980021824), (2, 10990010912), (4, 5495005456), (8, 2747502728), (16, 1373751364), (32, 686875682), (64, 343437841)]