21289866948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84483599}}^1$

素因数の和:84483616

約数の個数: 36

約数和(自身を含む): 61504060800

約数和(自身を除く): 40214193852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84483599, 168967198, 253450797, 337934396, 506901594, 591385193, 760352391, 1013803188, 1182770386, 1520704782, 1774155579, 2365540772, 3041409564, 3548311158, 5322466737, 7096622316, 10644933474, 21289866948]

約数ペア:

[(1, 21289866948), (2, 10644933474), (3, 7096622316), (4, 5322466737), (6, 3548311158), (7, 3041409564), (9, 2365540772), (12, 1774155579), (14, 1520704782), (18, 1182770386), (21, 1013803188), (28, 760352391), (36, 591385193), (42, 506901594), (63, 337934396), (84, 253450797), (126, 168967198), (252, 84483599)]