21083970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1093}}^1$

素因数の和:1746

約数の個数: 32

約数和(自身を含む): 50726592

約数和(自身を除く): 29642622

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 643, 1093, 1286, 1929, 2186, 3215, 3279, 3858, 5465, 6430, 6558, 9645, 10930, 16395, 19290, 32790, 702799, 1405598, 2108397, 3513995, 4216794, 7027990, 10541985, 21083970]

約数ペア:

[(1, 21083970), (2, 10541985), (3, 7027990), (5, 4216794), (6, 3513995), (10, 2108397), (15, 1405598), (30, 702799), (643, 32790), (1093, 19290), (1286, 16395), (1929, 10930), (2186, 9645), (3215, 6558), (3279, 6430), (3858, 5465)]