21332976

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 63519744

約数和(自身を除く): 42186768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 173, 336, 346, 367, 519, 692, 734, 1038, 1101, 1211, 1384, 1468, 2076, 2202, 2422, 2569, 2768, 2936, 3633, 4152, 4404, 4844, 5138, 5872, 7266, 7707, 8304, 8808, 9688, 10276, 14532, 15414, 17616, 19376, 20552, 29064, 30828, 41104, 58128, 61656, 63491, 123312, 126982, 190473, 253964, 380946, 444437, 507928, 761892, 888874, 1015856, 1333311, 1523784, 1777748, 2666622, 3047568, 3555496, 5333244, 7110992, 10666488, 21332976]

約数ペア:

[(1, 21332976), (2, 10666488), (3, 7110992), (4, 5333244), (6, 3555496), (7, 3047568), (8, 2666622), (12, 1777748), (14, 1523784), (16, 1333311), (21, 1015856), (24, 888874), (28, 761892), (42, 507928), (48, 444437), (56, 380946), (84, 253964), (112, 190473), (168, 126982), (173, 123312), (336, 63491), (346, 61656), (367, 58128), (519, 41104), (692, 30828), (734, 29064), (1038, 20552), (1101, 19376), (1211, 17616), (1384, 15414), (1468, 14532), (2076, 10276), (2202, 9688), (2422, 8808), (2569, 8304), (2768, 7707), (2936, 7266), (3633, 5872), (4152, 5138), (4404, 4844)]