21380804564

素因数分解:

$2^2\times 7^1\times {\mathrm{23473}}^1\times {\mathrm{32531}}^1$

素因数の和:56015

約数の個数: 24

約数和(自身を含む): 42764745408

約数和(自身を除く): 21383940844

約数列:

[1, 2, 4, 7, 14, 28, 23473, 32531, 46946, 65062, 93892, 130124, 164311, 227717, 328622, 455434, 657244, 910868, 763600163, 1527200326, 3054400652, 5345201141, 10690402282, 21380804564]

約数ペア:

[(1, 21380804564), (2, 10690402282), (4, 5345201141), (7, 3054400652), (14, 1527200326), (28, 763600163), (23473, 910868), (32531, 657244), (46946, 455434), (65062, 328622), (93892, 227717), (130124, 164311)]