21114009

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4591}}^1$

素因数の和:4677

約数の個数: 24

約数和(自身を含む): 35340032

約数和(自身を除く): 14226023

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4591, 4599, 13773, 32137, 41319, 96411, 289233, 335143, 1005429, 2346001, 3016287, 7038003, 21114009]

約数ペア:

[(1, 21114009), (3, 7038003), (7, 3016287), (9, 2346001), (21, 1005429), (63, 335143), (73, 289233), (219, 96411), (511, 41319), (657, 32137), (1533, 13773), (4591, 4599)]