21497673628

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{643}}^1\times {\mathrm{100703}}^1$

素因数の和:101433

約数の個数: 24

約数和(自身を含む): 38133785088

約数和(自身を除く): 16636111460

約数列:

[1, 2, 4, 83, 166, 332, 643, 1286, 2572, 53369, 100703, 106738, 201406, 213476, 402812, 8358349, 16716698, 33433396, 64752029, 129504058, 259008116, 5374418407, 10748836814, 21497673628]

約数ペア:

[(1, 21497673628), (2, 10748836814), (4, 5374418407), (83, 259008116), (166, 129504058), (332, 64752029), (643, 33433396), (1286, 16716698), (2572, 8358349), (53369, 402812), (100703, 213476), (106738, 201406)]