21240744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126433}}^1$

素因数の和:126449

約数の個数: 32

約数和(自身を含む): 60688320

約数和(自身を除く): 39447576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126433, 252866, 379299, 505732, 758598, 885031, 1011464, 1517196, 1770062, 2655093, 3034392, 3540124, 5310186, 7080248, 10620372, 21240744]

約数ペア:

[(1, 21240744), (2, 10620372), (3, 7080248), (4, 5310186), (6, 3540124), (7, 3034392), (8, 2655093), (12, 1770062), (14, 1517196), (21, 1011464), (24, 885031), (28, 758598), (42, 505732), (56, 379299), (84, 252866), (168, 126433)]