21571474

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{3079}}^1$

素因数の和:3225

約数の個数: 16

約数和(自身を含む): 33707520

約数和(自身を除く): 12136046

約数列:

[1, 2, 31, 62, 113, 226, 3079, 3503, 6158, 7006, 95449, 190898, 347927, 695854, 10785737, 21571474]

約数ペア:

[(1, 21571474), (2, 10785737), (31, 695854), (62, 347927), (113, 190898), (226, 95449), (3079, 7006), (3503, 6158)]