21774513

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5233}}^1$

素因数の和:5328

約数の個数: 16

約数和(自身を含む): 30985280

約数和(自身を除く): 9210767

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 5233, 15699, 99427, 298281, 382009, 1146027, 7258171, 21774513]

約数ペア:

[(1, 21774513), (3, 7258171), (19, 1146027), (57, 382009), (73, 298281), (219, 99427), (1387, 15699), (4161, 5233)]