42720636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{508579}}^1$

素因数の和:508593

約数の個数: 24

約数和(自身を含む): 113921920

約数和(自身を除く): 71201284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 508579, 1017158, 1525737, 2034316, 3051474, 3560053, 6102948, 7120106, 10680159, 14240212, 21360318, 42720636]

約数ペア:

[(1, 42720636), (2, 21360318), (3, 14240212), (4, 10680159), (6, 7120106), (7, 6102948), (12, 3560053), (14, 3051474), (21, 2034316), (28, 1525737), (42, 1017158), (84, 508579)]