20132421

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1180

約数の個数: 16

約数和(自身を含む): 27592704

約数和(自身を除く): 7460283

約数列:

[1, 3, 53, 127, 159, 381, 997, 2991, 6731, 20193, 52841, 126619, 158523, 379857, 6710807, 20132421]

約数ペア:

[(1, 20132421), (3, 6710807), (53, 379857), (127, 158523), (159, 126619), (381, 52841), (997, 20193), (2991, 6731)]