21334020456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126988217}}^1$

素因数の和:126988233

約数の個数: 32

約数和(自身を含む): 60954344640

約数和(自身を除く): 39620324184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126988217, 253976434, 380964651, 507952868, 761929302, 888917519, 1015905736, 1523858604, 1777835038, 2666752557, 3047717208, 3555670076, 5333505114, 7111340152, 10667010228, 21334020456]

約数ペア:

[(1, 21334020456), (2, 10667010228), (3, 7111340152), (4, 5333505114), (6, 3555670076), (7, 3047717208), (8, 2666752557), (12, 1777835038), (14, 1523858604), (21, 1015905736), (24, 888917519), (28, 761929302), (42, 507952868), (56, 380964651), (84, 253976434), (168, 126988217)]