21784392

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43223}}^1$

素因数の和:43242

約数の個数: 48

約数和(自身を含む): 67429440

約数和(自身を除く): 45645048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 43223, 86446, 129669, 172892, 259338, 302561, 345784, 389007, 518676, 605122, 778014, 907683, 1037352, 1210244, 1556028, 1815366, 2420488, 2723049, 3112056, 3630732, 5446098, 7261464, 10892196, 21784392]

約数ペア:

[(1, 21784392), (2, 10892196), (3, 7261464), (4, 5446098), (6, 3630732), (7, 3112056), (8, 2723049), (9, 2420488), (12, 1815366), (14, 1556028), (18, 1210244), (21, 1037352), (24, 907683), (28, 778014), (36, 605122), (42, 518676), (56, 389007), (63, 345784), (72, 302561), (84, 259338), (126, 172892), (168, 129669), (252, 86446), (504, 43223)]