21114156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251359}}^1$

素因数の和:251373

約数の個数: 24

約数和(自身を含む): 56304640

約数和(自身を除く): 35190484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251359, 502718, 754077, 1005436, 1508154, 1759513, 3016308, 3519026, 5278539, 7038052, 10557078, 21114156]

約数ペア:

[(1, 21114156), (2, 10557078), (3, 7038052), (4, 5278539), (6, 3519026), (7, 3016308), (12, 1759513), (14, 1508154), (21, 1005436), (28, 754077), (42, 502718), (84, 251359)]