39375021

素因数分解:

$3^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{1931}}^1$

素因数の和:2912

約数の個数: 16

約数和(自身を含む): 60092928

約数和(自身を除く): 20717907

約数列:

[1, 3, 7, 21, 971, 1931, 2913, 5793, 6797, 13517, 20391, 40551, 1875001, 5625003, 13125007, 39375021]

約数ペア:

[(1, 39375021), (3, 13125007), (7, 5625003), (21, 1875001), (971, 40551), (1931, 20391), (2913, 13517), (5793, 6797)]