21269168

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4799}}^1$

素因数の和:5084

約数の個数: 20

約数和(自身を含む): 41366400

約数和(自身を除く): 20097232

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4799, 9598, 19196, 38392, 76784, 1329323, 2658646, 5317292, 10634584, 21269168]

約数ペア:

[(1, 21269168), (2, 10634584), (4, 5317292), (8, 2658646), (16, 1329323), (277, 76784), (554, 38392), (1108, 19196), (2216, 9598), (4432, 4799)]