21041004072

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{8231}}^1$

素因数の和:8695

約数の個数: 128

約数和(自身を含む): 60029061120

約数和(自身を除く): 38988057048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 69, 88, 92, 132, 138, 184, 253, 264, 276, 421, 506, 552, 759, 842, 1012, 1263, 1518, 1684, 2024, 2526, 3036, 3368, 4631, 5052, 6072, 8231, 9262, 9683, 10104, 13893, 16462, 18524, 19366, 24693, 27786, 29049, 32924, 37048, 38732, 49386, 55572, 58098, 65848, 77464, 90541, 98772, 106513, 111144, 116196, 181082, 189313, 197544, 213026, 232392, 271623, 319539, 362164, 378626, 426052, 543246, 567939, 639078, 724328, 757252, 852104, 1086492, 1135878, 1278156, 1514504, 2082443, 2172984, 2271756, 2556312, 3465251, 4164886, 4543512, 6247329, 6930502, 8329772, 10395753, 12494658, 13861004, 16659544, 20791506, 24989316, 27722008, 38117761, 41583012, 49978632, 76235522, 79700773, 83166024, 114353283, 152471044, 159401546, 228706566, 239102319, 304942088, 318803092, 457413132, 478204638, 637606184, 876708503, 914826264, 956409276, 1753417006, 1912818552, 2630125509, 3506834012, 5260251018, 7013668024, 10520502036, 21041004072]

約数ペア:

[(1, 21041004072), (2, 10520502036), (3, 7013668024), (4, 5260251018), (6, 3506834012), (8, 2630125509), (11, 1912818552), (12, 1753417006), (22, 956409276), (23, 914826264), (24, 876708503), (33, 637606184), (44, 478204638), (46, 457413132), (66, 318803092), (69, 304942088), (88, 239102319), (92, 228706566), (132, 159401546), (138, 152471044), (184, 114353283), (253, 83166024), (264, 79700773), (276, 76235522), (421, 49978632), (506, 41583012), (552, 38117761), (759, 27722008), (842, 24989316), (1012, 20791506), (1263, 16659544), (1518, 13861004), (1684, 12494658), (2024, 10395753), (2526, 8329772), (3036, 6930502), (3368, 6247329), (4631, 4543512), (5052, 4164886), (6072, 3465251), (8231, 2556312), (9262, 2271756), (9683, 2172984), (10104, 2082443), (13893, 1514504), (16462, 1278156), (18524, 1135878), (19366, 1086492), (24693, 852104), (27786, 757252), (29049, 724328), (32924, 639078), (37048, 567939), (38732, 543246), (49386, 426052), (55572, 378626), (58098, 362164), (65848, 319539), (77464, 271623), (90541, 232392), (98772, 213026), (106513, 197544), (111144, 189313), (116196, 181082)]