21031064

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 40435200

約数和(自身を除く): 19404136

約数列:

[1, 2, 4, 8, 79, 107, 158, 214, 311, 316, 428, 622, 632, 856, 1244, 2488, 8453, 16906, 24569, 33277, 33812, 49138, 66554, 67624, 98276, 133108, 196552, 266216, 2628883, 5257766, 10515532, 21031064]

約数ペア:

[(1, 21031064), (2, 10515532), (4, 5257766), (8, 2628883), (79, 266216), (107, 196552), (158, 133108), (214, 98276), (311, 67624), (316, 66554), (428, 49138), (622, 33812), (632, 33277), (856, 24569), (1244, 16906), (2488, 8453)]