21240054

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107273}}^1$

素因数の和:107292

約数の個数: 24

約数和(自身を含む): 50204232

約数和(自身を除く): 28964178

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 107273, 214546, 321819, 643638, 965457, 1180003, 1930914, 2360006, 3540009, 7080018, 10620027, 21240054]

約数ペア:

[(1, 21240054), (2, 10620027), (3, 7080018), (6, 3540009), (9, 2360006), (11, 1930914), (18, 1180003), (22, 965457), (33, 643638), (66, 321819), (99, 214546), (198, 107273)]