21773563

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5281}}^1$

素因数の和:5338

約数の個数: 16

約数和(自身を含む): 27043840

約数和(自身を除く): 5270277

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 5281, 36967, 100339, 163711, 702373, 1145977, 3110509, 21773563]

約数ペア:

[(1, 21773563), (7, 3110509), (19, 1145977), (31, 702373), (133, 163711), (217, 100339), (589, 36967), (4123, 5281)]