2011490421

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{219619}}^1$

素因数の和:219736

約数の個数: 16

約数和(自身を含む): 2783024640

約数和(自身を除く): 771534219

約数列:

[1, 3, 43, 71, 129, 213, 3053, 9159, 219619, 658857, 9443617, 15592949, 28330851, 46778847, 670496807, 2011490421]

約数ペア:

[(1, 2011490421), (3, 670496807), (43, 46778847), (71, 28330851), (129, 15592949), (213, 9443617), (3053, 658857), (9159, 219619)]