1421308021

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1\times {\mathrm{5147}}^1$

素因数の和:5640

約数の個数: 16

約数和(自身を含む): 1644724224

約数和(自身を除く): 223416203

約数列:

[1, 7, 103, 383, 721, 2681, 5147, 36029, 39449, 276143, 530141, 1971301, 3710987, 13799107, 203044003, 1421308021]

約数ペア:

[(1, 1421308021), (7, 203044003), (103, 13799107), (383, 3710987), (721, 1971301), (2681, 530141), (5147, 276143), (36029, 39449)]