21952348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7027}}^1$

素因数の和:7113

約数の個数: 24

約数和(自身を含む): 42505344

約数和(自身を除く): 20552996

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 7027, 14054, 28108, 77297, 154594, 309188, 498917, 997834, 1995668, 5488087, 10976174, 21952348]

約数ペア:

[(1, 21952348), (2, 10976174), (4, 5488087), (11, 1995668), (22, 997834), (44, 498917), (71, 309188), (142, 154594), (284, 77297), (781, 28108), (1562, 14054), (3124, 7027)]