21474651

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1931}}^1$

素因数の和:2282

約数の個数: 16

約数和(自身を含む): 31344768

約数和(自身を除く): 9870117

約数列:

[1, 3, 11, 33, 337, 1011, 1931, 3707, 5793, 11121, 21241, 63723, 650747, 1952241, 7158217, 21474651]

約数ペア:

[(1, 21474651), (3, 7158217), (11, 1952241), (33, 650747), (337, 63723), (1011, 21241), (1931, 11121), (3707, 5793)]