2191083657

素因数分解:

$3^1\times 7^3\times {\mathrm{2129333}}^1$

素因数の和:2129357

約数の個数: 16

約数和(自身を含む): 3406934400

約数和(自身を除く): 1215850743

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2129333, 6387999, 14905331, 44715993, 104337317, 313011951, 730361219, 2191083657]

約数ペア:

[(1, 2191083657), (3, 730361219), (7, 313011951), (21, 104337317), (49, 44715993), (147, 14905331), (343, 6387999), (1029, 2129333)]