21123876

素因数分解:

$2^2\times 3^1\times {\mathrm{229}}^1\times {\mathrm{7687}}^1$

素因数の和:7923

約数の個数: 24

約数和(自身を含む): 49510720

約数和(自身を除く): 28386844

約数列:

[1, 2, 3, 4, 6, 12, 229, 458, 687, 916, 1374, 2748, 7687, 15374, 23061, 30748, 46122, 92244, 1760323, 3520646, 5280969, 7041292, 10561938, 21123876]

約数ペア:

[(1, 21123876), (2, 10561938), (3, 7041292), (4, 5280969), (6, 3520646), (12, 1760323), (229, 92244), (458, 46122), (687, 30748), (916, 23061), (1374, 15374), (2748, 7687)]