21471804

素因数分解:

$2^2\times 3^4\times {\mathrm{66271}}^1$

素因数の和:66287

約数の個数: 30

約数和(自身を含む): 56132384

約数和(自身を除く): 34660580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66271, 132542, 198813, 265084, 397626, 596439, 795252, 1192878, 1789317, 2385756, 3578634, 5367951, 7157268, 10735902, 21471804]

約数ペア:

[(1, 21471804), (2, 10735902), (3, 7157268), (4, 5367951), (6, 3578634), (9, 2385756), (12, 1789317), (18, 1192878), (27, 795252), (36, 596439), (54, 397626), (81, 265084), (108, 198813), (162, 132542), (324, 66271)]