21418447689

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{412663}}^1$

素因数の和:412821

約数の個数: 24

約数和(自身を含む): 31758621440

約数和(自身を除く): 10340173751

約数列:

[1, 3, 9, 73, 79, 219, 237, 657, 711, 5767, 17301, 51903, 412663, 1237989, 3713967, 30124399, 32600377, 90373197, 97801131, 271119591, 293403393, 2379827521, 7139482563, 21418447689]

約数ペア:

[(1, 21418447689), (3, 7139482563), (9, 2379827521), (73, 293403393), (79, 271119591), (219, 97801131), (237, 90373197), (657, 32600377), (711, 30124399), (5767, 3713967), (17301, 1237989), (51903, 412663)]