2021355351

素因数分解:

$3^3\times {\mathrm{691}}^1\times {\mathrm{108343}}^1$

素因数の和:109043

約数の個数: 16

約数和(自身を含む): 2998961920

約数和(自身を除く): 977606569

約数列:

[1, 3, 9, 27, 691, 2073, 6219, 18657, 108343, 325029, 975087, 2925261, 74865013, 224595039, 673785117, 2021355351]

約数ペア:

[(1, 2021355351), (3, 673785117), (9, 224595039), (27, 74865013), (691, 2925261), (2073, 975087), (6219, 325029), (18657, 108343)]