21904048

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47207}}^1$

素因数の和:47244

約数の個数: 20

約数和(自身を含む): 43903440

約数和(自身を除く): 21999392

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 47207, 94414, 188828, 377656, 755312, 1369003, 2738006, 5476012, 10952024, 21904048]

約数ペア:

[(1, 21904048), (2, 10952024), (4, 5476012), (8, 2738006), (16, 1369003), (29, 755312), (58, 377656), (116, 188828), (232, 94414), (464, 47207)]