21170170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1567}}^1$

素因数の和:1774

約数の個数: 32

約数和(自身を含む): 43803648

約数和(自身を除く): 22633478

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1567, 1930, 2702, 3134, 6755, 7835, 10969, 13510, 15670, 21938, 54845, 109690, 302431, 604862, 1512155, 2117017, 3024310, 4234034, 10585085, 21170170]

約数ペア:

[(1, 21170170), (2, 10585085), (5, 4234034), (7, 3024310), (10, 2117017), (14, 1512155), (35, 604862), (70, 302431), (193, 109690), (386, 54845), (965, 21938), (1351, 15670), (1567, 13510), (1930, 10969), (2702, 7835), (3134, 6755)]