21952048

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{3527}}^1$

素因数の和:3924

約数の個数: 20

約数和(自身を含む): 42653520

約数和(自身を除く): 20701472

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 3527, 6224, 7054, 14108, 28216, 56432, 1372003, 2744006, 5488012, 10976024, 21952048]

約数ペア:

[(1, 21952048), (2, 10976024), (4, 5488012), (8, 2744006), (16, 1372003), (389, 56432), (778, 28216), (1556, 14108), (3112, 7054), (3527, 6224)]