20213028

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51043}}^1$

素因数の和:51064

約数の個数: 36

約数和(自身を含む): 55740048

約数和(自身を除く): 35527020

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51043, 102086, 153129, 204172, 306258, 459387, 561473, 612516, 918774, 1122946, 1684419, 1837548, 2245892, 3368838, 5053257, 6737676, 10106514, 20213028]

約数ペア:

[(1, 20213028), (2, 10106514), (3, 6737676), (4, 5053257), (6, 3368838), (9, 2245892), (11, 1837548), (12, 1684419), (18, 1122946), (22, 918774), (33, 612516), (36, 561473), (44, 459387), (66, 306258), (99, 204172), (132, 153129), (198, 102086), (396, 51043)]