16427817

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2437}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 27383616

約数和(自身を除く): 10955799

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 2437, 6741, 7311, 17059, 21933, 51177, 153531, 260759, 782277, 1825313, 2346831, 5475939, 16427817]

約数ペア:

[(1, 16427817), (3, 5475939), (7, 2346831), (9, 1825313), (21, 782277), (63, 260759), (107, 153531), (321, 51177), (749, 21933), (963, 17059), (2247, 7311), (2437, 6741)]