21770866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27011}}^1$

素因数の和:27057

約数の個数: 16

約数和(自身を含む): 36304128

約数和(自身を除く): 14533262

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 27011, 54022, 351143, 702286, 837341, 1674682, 10885433, 21770866]

約数ペア:

[(1, 21770866), (2, 10885433), (13, 1674682), (26, 837341), (31, 702286), (62, 351143), (403, 54022), (806, 27011)]