21953854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2339}}^1$

素因数の和:2392

約数の個数: 24

約数和(自身を含む): 37444680

約数和(自身を除く): 15490826

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 2339, 4678, 4693, 9386, 30407, 44441, 60814, 88882, 577733, 844379, 1155466, 1688758, 10976927, 21953854]

約数ペア:

[(1, 21953854), (2, 10976927), (13, 1688758), (19, 1155466), (26, 844379), (38, 577733), (247, 88882), (361, 60814), (494, 44441), (722, 30407), (2339, 9386), (4678, 4693)]