21425328

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{6469}}^1$

素因数の和:6506

約数の個数: 60

約数和(自身を含む): 62577840

約数和(自身を除く): 41152512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 6469, 12938, 19407, 25876, 38814, 51752, 58221, 77628, 103504, 116442, 148787, 155256, 232884, 297574, 310512, 446361, 465768, 595148, 892722, 931536, 1190296, 1339083, 1785444, 2380592, 2678166, 3570888, 5356332, 7141776, 10712664, 21425328]

約数ペア:

[(1, 21425328), (2, 10712664), (3, 7141776), (4, 5356332), (6, 3570888), (8, 2678166), (9, 2380592), (12, 1785444), (16, 1339083), (18, 1190296), (23, 931536), (24, 892722), (36, 595148), (46, 465768), (48, 446361), (69, 310512), (72, 297574), (92, 232884), (138, 155256), (144, 148787), (184, 116442), (207, 103504), (276, 77628), (368, 58221), (414, 51752), (552, 38814), (828, 25876), (1104, 19407), (1656, 12938), (3312, 6469)]