21324184

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1973}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 45954720

約数和(自身を除く): 24630536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 1973, 2702, 3946, 5404, 7892, 10808, 13811, 15784, 27622, 55244, 110488, 380789, 761578, 1523156, 2665523, 3046312, 5331046, 10662092, 21324184]

約数ペア:

[(1, 21324184), (2, 10662092), (4, 5331046), (7, 3046312), (8, 2665523), (14, 1523156), (28, 761578), (56, 380789), (193, 110488), (386, 55244), (772, 27622), (1351, 15784), (1544, 13811), (1973, 10808), (2702, 7892), (3946, 5404)]