21019968

素因数分解:

$2^6\times 3^2\times {\mathrm{36493}}^1$

素因数の和:36511

約数の個数: 42

約数和(自身を含む): 60251594

約数和(自身を除く): 39231626

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 36493, 72986, 109479, 145972, 218958, 291944, 328437, 437916, 583888, 656874, 875832, 1167776, 1313748, 1751664, 2335552, 2627496, 3503328, 5254992, 7006656, 10509984, 21019968]

約数ペア:

[(1, 21019968), (2, 10509984), (3, 7006656), (4, 5254992), (6, 3503328), (8, 2627496), (9, 2335552), (12, 1751664), (16, 1313748), (18, 1167776), (24, 875832), (32, 656874), (36, 583888), (48, 437916), (64, 328437), (72, 291944), (96, 218958), (144, 145972), (192, 109479), (288, 72986), (576, 36493)]