21039072

素因数分解:

$2^5\times 3^1\times {\mathrm{67}}^1\times {\mathrm{3271}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 56068992

約数和(自身を除く): 35029920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 67, 96, 134, 201, 268, 402, 536, 804, 1072, 1608, 2144, 3216, 3271, 6432, 6542, 9813, 13084, 19626, 26168, 39252, 52336, 78504, 104672, 157008, 219157, 314016, 438314, 657471, 876628, 1314942, 1753256, 2629884, 3506512, 5259768, 7013024, 10519536, 21039072]

約数ペア:

[(1, 21039072), (2, 10519536), (3, 7013024), (4, 5259768), (6, 3506512), (8, 2629884), (12, 1753256), (16, 1314942), (24, 876628), (32, 657471), (48, 438314), (67, 314016), (96, 219157), (134, 157008), (201, 104672), (268, 78504), (402, 52336), (536, 39252), (804, 26168), (1072, 19626), (1608, 13084), (2144, 9813), (3216, 6542), (3271, 6432)]