21975772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60373}}^1$

素因数の和:60397

約数の個数: 24

約数和(自身を含む): 47333216

約数和(自身を除く): 25357444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 60373, 120746, 241492, 422611, 784849, 845222, 1569698, 1690444, 3139396, 5493943, 10987886, 21975772]

約数ペア:

[(1, 21975772), (2, 10987886), (4, 5493943), (7, 3139396), (13, 1690444), (14, 1569698), (26, 845222), (28, 784849), (52, 422611), (91, 241492), (182, 120746), (364, 60373)]