21280432

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45863}}^1$

素因数の和:45900

約数の個数: 20

約数和(自身を含む): 42653520

約数和(自身を除く): 21373088

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45863, 91726, 183452, 366904, 733808, 1330027, 2660054, 5320108, 10640216, 21280432]

約数ペア:

[(1, 21280432), (2, 10640216), (4, 5320108), (8, 2660054), (16, 1330027), (29, 733808), (58, 366904), (116, 183452), (232, 91726), (464, 45863)]