21476673

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 31865288

約数和(自身を除く): 10388615

約数列:

[1, 3, 9, 73, 97, 219, 291, 337, 657, 873, 1011, 3033, 7081, 21243, 24601, 32689, 63729, 73803, 98067, 221409, 294201, 2386297, 7158891, 21476673]

約数ペア:

[(1, 21476673), (3, 7158891), (9, 2386297), (73, 294201), (97, 221409), (219, 98067), (291, 73803), (337, 63729), (657, 32689), (873, 24601), (1011, 21243), (3033, 7081)]