21683088

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{439}}^1$

素因数の和:474

約数の個数: 120

約数和(自身を含む): 70928000

約数和(自身を除く): 49244912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 343, 392, 439, 441, 504, 588, 686, 784, 878, 882, 1008, 1029, 1176, 1317, 1372, 1756, 1764, 2058, 2352, 2634, 2744, 3073, 3087, 3512, 3528, 3951, 4116, 5268, 5488, 6146, 6174, 7024, 7056, 7902, 8232, 9219, 10536, 12292, 12348, 15804, 16464, 18438, 21072, 21511, 24584, 24696, 27657, 31608, 36876, 43022, 49168, 49392, 55314, 63216, 64533, 73752, 86044, 110628, 129066, 147504, 150577, 172088, 193599, 221256, 258132, 301154, 344176, 387198, 442512, 451731, 516264, 602308, 774396, 903462, 1032528, 1204616, 1355193, 1548792, 1806924, 2409232, 2710386, 3097584, 3613848, 5420772, 7227696, 10841544, 21683088]

約数ペア:

[(1, 21683088), (2, 10841544), (3, 7227696), (4, 5420772), (6, 3613848), (7, 3097584), (8, 2710386), (9, 2409232), (12, 1806924), (14, 1548792), (16, 1355193), (18, 1204616), (21, 1032528), (24, 903462), (28, 774396), (36, 602308), (42, 516264), (48, 451731), (49, 442512), (56, 387198), (63, 344176), (72, 301154), (84, 258132), (98, 221256), (112, 193599), (126, 172088), (144, 150577), (147, 147504), (168, 129066), (196, 110628), (252, 86044), (294, 73752), (336, 64533), (343, 63216), (392, 55314), (439, 49392), (441, 49168), (504, 43022), (588, 36876), (686, 31608), (784, 27657), (878, 24696), (882, 24584), (1008, 21511), (1029, 21072), (1176, 18438), (1317, 16464), (1372, 15804), (1756, 12348), (1764, 12292), (2058, 10536), (2352, 9219), (2634, 8232), (2744, 7902), (3073, 7056), (3087, 7024), (3512, 6174), (3528, 6146), (3951, 5488), (4116, 5268)]