21761728

素因数分解:

$2^6\times {\mathrm{340027}}^1$

素因数の和:340039

約数の個数: 14

約数和(自身を含む): 43183556

約数和(自身を除く): 21421828

約数列:

[1, 2, 4, 8, 16, 32, 64, 340027, 680054, 1360108, 2720216, 5440432, 10880864, 21761728]

約数ペア:

[(1, 21761728), (2, 10880864), (4, 5440432), (8, 2720216), (16, 1360108), (32, 680054), (64, 340027)]