21820606

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{907}}^1$

素因数の和:1455

約数の個数: 16

約数和(自身を含む): 34257024

約数和(自身を除く): 12436418

約数列:

[1, 2, 23, 46, 523, 907, 1046, 1814, 12029, 20861, 24058, 41722, 474361, 948722, 10910303, 21820606]

約数ペア:

[(1, 21820606), (2, 10910303), (23, 948722), (46, 474361), (523, 41722), (907, 24058), (1046, 20861), (1814, 12029)]