21226913192

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{8999}}^1\times {\mathrm{6857}}^1$

素因数の和:15905

約数の個数: 32

約数和(自身を含む): 40736520000

約数和(自身を除く): 19509606808

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 6857, 8999, 13714, 17998, 27428, 35996, 54856, 71992, 294851, 386957, 589702, 773914, 1179404, 1547828, 2358808, 3095656, 61706143, 123412286, 246824572, 493649144, 2653364149, 5306728298, 10613456596, 21226913192]

約数ペア:

[(1, 21226913192), (2, 10613456596), (4, 5306728298), (8, 2653364149), (43, 493649144), (86, 246824572), (172, 123412286), (344, 61706143), (6857, 3095656), (8999, 2358808), (13714, 1547828), (17998, 1179404), (27428, 773914), (35996, 589702), (54856, 386957), (71992, 294851)]