21230722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20143}}^1$

素因数の和:20193

約数の個数: 16

約数和(自身を含む): 34808832

約数和(自身を除く): 13578110

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 20143, 40286, 342431, 624433, 684862, 1248866, 10615361, 21230722]

約数ペア:

[(1, 21230722), (2, 10615361), (17, 1248866), (31, 684862), (34, 624433), (62, 342431), (527, 40286), (1054, 20143)]