21707136

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 70012800

約数和(自身を除く): 48305664

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 128, 132, 144, 176, 192, 198, 216, 264, 288, 297, 352, 384, 396, 432, 528, 571, 576, 594, 704, 792, 864, 1056, 1142, 1152, 1188, 1408, 1584, 1713, 1728, 2112, 2284, 2376, 3168, 3426, 3456, 4224, 4568, 4752, 5139, 6281, 6336, 6852, 9136, 9504, 10278, 12562, 12672, 13704, 15417, 18272, 18843, 19008, 20556, 25124, 27408, 30834, 36544, 37686, 38016, 41112, 50248, 54816, 56529, 61668, 73088, 75372, 82224, 100496, 109632, 113058, 123336, 150744, 164448, 169587, 200992, 219264, 226116, 246672, 301488, 328896, 339174, 401984, 452232, 493344, 602976, 657792, 678348, 803968, 904464, 986688, 1205952, 1356696, 1808928, 1973376, 2411904, 2713392, 3617856, 5426784, 7235712, 10853568, 21707136]

約数ペア:

[(1, 21707136), (2, 10853568), (3, 7235712), (4, 5426784), (6, 3617856), (8, 2713392), (9, 2411904), (11, 1973376), (12, 1808928), (16, 1356696), (18, 1205952), (22, 986688), (24, 904464), (27, 803968), (32, 678348), (33, 657792), (36, 602976), (44, 493344), (48, 452232), (54, 401984), (64, 339174), (66, 328896), (72, 301488), (88, 246672), (96, 226116), (99, 219264), (108, 200992), (128, 169587), (132, 164448), (144, 150744), (176, 123336), (192, 113058), (198, 109632), (216, 100496), (264, 82224), (288, 75372), (297, 73088), (352, 61668), (384, 56529), (396, 54816), (432, 50248), (528, 41112), (571, 38016), (576, 37686), (594, 36544), (704, 30834), (792, 27408), (864, 25124), (1056, 20556), (1142, 19008), (1152, 18843), (1188, 18272), (1408, 15417), (1584, 13704), (1713, 12672), (1728, 12562), (2112, 10278), (2284, 9504), (2376, 9136), (3168, 6852), (3426, 6336), (3456, 6281), (4224, 5139), (4568, 4752)]