21228494

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65927}}^1$

素因数の和:65959

約数の個数: 16

約数和(自身を含む): 37974528

約数和(自身を除く): 16746034

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 65927, 131854, 461489, 922978, 1516321, 3032642, 10614247, 21228494]

約数ペア:

[(1, 21228494), (2, 10614247), (7, 3032642), (14, 1516321), (23, 922978), (46, 461489), (161, 131854), (322, 65927)]