21522368

素因数分解:

$2^6\times 7^2\times {\mathrm{6863}}^1$

素因数の和:6889

約数の個数: 42

約数和(自身を含む): 49688496

約数和(自身を除く): 28166128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 6863, 13726, 27452, 48041, 54904, 96082, 109808, 192164, 219616, 336287, 384328, 439232, 672574, 768656, 1345148, 1537312, 2690296, 3074624, 5380592, 10761184, 21522368]

約数ペア:

[(1, 21522368), (2, 10761184), (4, 5380592), (7, 3074624), (8, 2690296), (14, 1537312), (16, 1345148), (28, 768656), (32, 672574), (49, 439232), (56, 384328), (64, 336287), (98, 219616), (112, 192164), (196, 109808), (224, 96082), (392, 54904), (448, 48041), (784, 27452), (1568, 13726), (3136, 6863)]