21929511

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3571}}^1$

素因数の和:3686

約数の個数: 16

約数和(自身を含む): 30862080

約数和(自身を除く): 8932569

約数列:

[1, 3, 23, 69, 89, 267, 2047, 3571, 6141, 10713, 82133, 246399, 317819, 953457, 7309837, 21929511]

約数ペア:

[(1, 21929511), (3, 7309837), (23, 953457), (69, 317819), (89, 246399), (267, 82133), (2047, 10713), (3571, 6141)]