21030444

素因数分解:

$2^2\times 3^2\times {\mathrm{229}}^1\times {\mathrm{2551}}^1$

素因数の和:2790

約数の個数: 36

約数和(自身を含む): 53413360

約数和(自身を除く): 32382916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 229, 458, 687, 916, 1374, 2061, 2551, 2748, 4122, 5102, 7653, 8244, 10204, 15306, 22959, 30612, 45918, 91836, 584179, 1168358, 1752537, 2336716, 3505074, 5257611, 7010148, 10515222, 21030444]

約数ペア:

[(1, 21030444), (2, 10515222), (3, 7010148), (4, 5257611), (6, 3505074), (9, 2336716), (12, 1752537), (18, 1168358), (36, 584179), (229, 91836), (458, 45918), (687, 30612), (916, 22959), (1374, 15306), (2061, 10204), (2551, 8244), (2748, 7653), (4122, 5102)]