2215851

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 3265920

約数和(自身を除く): 1050069

約数列:

[1, 3, 11, 33, 83, 249, 809, 913, 2427, 2739, 8899, 26697, 67147, 201441, 738617, 2215851]

約数ペア:

[(1, 2215851), (3, 738617), (11, 201441), (33, 67147), (83, 26697), (249, 8899), (809, 2739), (913, 2427)]