21422612

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{5573}}^1$

素因数の和:5639

約数の個数: 18

約数和(自身を含む): 38744874

約数和(自身を除く): 17322262

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 5573, 11146, 22292, 172763, 345526, 691052, 5355653, 10711306, 21422612]

約数ペア:

[(1, 21422612), (2, 10711306), (4, 5355653), (31, 691052), (62, 345526), (124, 172763), (961, 22292), (1922, 11146), (3844, 5573)]