21820176

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21647}}^1$

素因数の和:21668

約数の個数: 60

約数和(自身を含む): 69793152

約数和(自身を除く): 47972976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21647, 43294, 64941, 86588, 129882, 151529, 173176, 194823, 259764, 303058, 346352, 389646, 454587, 519528, 606116, 779292, 909174, 1039056, 1212232, 1363761, 1558584, 1818348, 2424464, 2727522, 3117168, 3636696, 5455044, 7273392, 10910088, 21820176]

約数ペア:

[(1, 21820176), (2, 10910088), (3, 7273392), (4, 5455044), (6, 3636696), (7, 3117168), (8, 2727522), (9, 2424464), (12, 1818348), (14, 1558584), (16, 1363761), (18, 1212232), (21, 1039056), (24, 909174), (28, 779292), (36, 606116), (42, 519528), (48, 454587), (56, 389646), (63, 346352), (72, 303058), (84, 259764), (112, 194823), (126, 173176), (144, 151529), (168, 129882), (252, 86588), (336, 64941), (504, 43294), (1008, 21647)]