21002144

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34543}}^1$

素因数の和:34572

約数の個数: 24

約数和(自身を含む): 43525440

約数和(自身を除く): 22523296

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34543, 69086, 138172, 276344, 552688, 656317, 1105376, 1312634, 2625268, 5250536, 10501072, 21002144]

約数ペア:

[(1, 21002144), (2, 10501072), (4, 5250536), (8, 2625268), (16, 1312634), (19, 1105376), (32, 656317), (38, 552688), (76, 276344), (152, 138172), (304, 69086), (608, 34543)]