15671397021

素因数分解:

$3^1\times 7^2\times {\mathrm{106608143}}^1$

素因数の和:106608160

約数の個数: 12

約数和(自身を含む): 24306656832

約数和(自身を除く): 8635259811

約数列:

[1, 3, 7, 21, 49, 147, 106608143, 319824429, 746257001, 2238771003, 5223799007, 15671397021]

約数ペア:

[(1, 15671397021), (3, 5223799007), (7, 2238771003), (21, 746257001), (49, 319824429), (147, 106608143)]