21031937104

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{6803}}^1$

素因数の和:7136

約数の個数: 80

約数和(自身を含む): 44061179904

約数和(自身を除く): 23029242800

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 271, 368, 496, 542, 713, 1084, 1426, 2168, 2852, 4336, 5704, 6233, 6803, 8401, 11408, 12466, 13606, 16802, 24932, 27212, 33604, 49864, 54424, 67208, 99728, 108848, 134416, 156469, 193223, 210893, 312938, 386446, 421786, 625876, 772892, 843572, 1251752, 1545784, 1687144, 1843613, 2503504, 3091568, 3374288, 3687226, 4850539, 7374452, 9701078, 14748904, 19402156, 29497808, 38804312, 42403099, 57152003, 77608624, 84806198, 114304006, 169612396, 228608012, 339224792, 457216024, 678449584, 914432048, 1314496069, 2628992138, 5257984276, 10515968552, 21031937104]

約数ペア:

[(1, 21031937104), (2, 10515968552), (4, 5257984276), (8, 2628992138), (16, 1314496069), (23, 914432048), (31, 678449584), (46, 457216024), (62, 339224792), (92, 228608012), (124, 169612396), (184, 114304006), (248, 84806198), (271, 77608624), (368, 57152003), (496, 42403099), (542, 38804312), (713, 29497808), (1084, 19402156), (1426, 14748904), (2168, 9701078), (2852, 7374452), (4336, 4850539), (5704, 3687226), (6233, 3374288), (6803, 3091568), (8401, 2503504), (11408, 1843613), (12466, 1687144), (13606, 1545784), (16802, 1251752), (24932, 843572), (27212, 772892), (33604, 625876), (49864, 421786), (54424, 386446), (67208, 312938), (99728, 210893), (108848, 193223), (134416, 156469)]