21286722

素因数分解:

$2^1\times 3^1\times {\mathrm{881}}^1\times {\mathrm{4027}}^1$

素因数の和:4913

約数の個数: 16

約数和(自身を含む): 42632352

約数和(自身を除く): 21345630

約数列:

[1, 2, 3, 6, 881, 1762, 2643, 4027, 5286, 8054, 12081, 24162, 3547787, 7095574, 10643361, 21286722]

約数ペア:

[(1, 21286722), (2, 10643361), (3, 7095574), (6, 3547787), (881, 24162), (1762, 12081), (2643, 8054), (4027, 5286)]