21827736

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 72025200

約数和(自身を除く): 50197464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 49, 56, 63, 69, 72, 84, 92, 98, 126, 138, 147, 161, 168, 184, 196, 207, 252, 269, 276, 294, 322, 392, 414, 441, 483, 504, 538, 552, 588, 644, 807, 828, 882, 966, 1076, 1127, 1176, 1288, 1449, 1614, 1656, 1764, 1883, 1932, 2152, 2254, 2421, 2898, 3228, 3381, 3528, 3766, 3864, 4508, 4842, 5649, 5796, 6187, 6456, 6762, 7532, 9016, 9684, 10143, 11298, 11592, 12374, 13181, 13524, 15064, 16947, 18561, 19368, 20286, 22596, 24748, 26362, 27048, 33894, 37122, 39543, 40572, 43309, 45192, 49496, 52724, 55683, 67788, 74244, 79086, 81144, 86618, 105448, 111366, 118629, 129927, 135576, 148488, 158172, 173236, 222732, 237258, 259854, 303163, 316344, 346472, 389781, 445464, 474516, 519708, 606326, 779562, 909489, 949032, 1039416, 1212652, 1559124, 1818978, 2425304, 2728467, 3118248, 3637956, 5456934, 7275912, 10913868, 21827736]

約数ペア:

[(1, 21827736), (2, 10913868), (3, 7275912), (4, 5456934), (6, 3637956), (7, 3118248), (8, 2728467), (9, 2425304), (12, 1818978), (14, 1559124), (18, 1212652), (21, 1039416), (23, 949032), (24, 909489), (28, 779562), (36, 606326), (42, 519708), (46, 474516), (49, 445464), (56, 389781), (63, 346472), (69, 316344), (72, 303163), (84, 259854), (92, 237258), (98, 222732), (126, 173236), (138, 158172), (147, 148488), (161, 135576), (168, 129927), (184, 118629), (196, 111366), (207, 105448), (252, 86618), (269, 81144), (276, 79086), (294, 74244), (322, 67788), (392, 55683), (414, 52724), (441, 49496), (483, 45192), (504, 43309), (538, 40572), (552, 39543), (588, 37122), (644, 33894), (807, 27048), (828, 26362), (882, 24748), (966, 22596), (1076, 20286), (1127, 19368), (1176, 18561), (1288, 16947), (1449, 15064), (1614, 13524), (1656, 13181), (1764, 12374), (1883, 11592), (1932, 11298), (2152, 10143), (2254, 9684), (2421, 9016), (2898, 7532), (3228, 6762), (3381, 6456), (3528, 6187), (3766, 5796), (3864, 5649), (4508, 4842)]