21910644

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{12421}}^1$

素因数の和:12445

約数の個数: 54

約数和(自身を含む): 64432914

約数和(自身を除く): 42522270

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 12421, 24842, 37263, 49684, 74526, 86947, 111789, 149052, 173894, 223578, 260841, 347788, 447156, 521682, 608629, 782523, 1043364, 1217258, 1565046, 1825887, 2434516, 3130092, 3651774, 5477661, 7303548, 10955322, 21910644]

約数ペア:

[(1, 21910644), (2, 10955322), (3, 7303548), (4, 5477661), (6, 3651774), (7, 3130092), (9, 2434516), (12, 1825887), (14, 1565046), (18, 1217258), (21, 1043364), (28, 782523), (36, 608629), (42, 521682), (49, 447156), (63, 347788), (84, 260841), (98, 223578), (126, 173894), (147, 149052), (196, 111789), (252, 86947), (294, 74526), (441, 49684), (588, 37263), (882, 24842), (1764, 12421)]