21004182528

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7691}}^1$

素因数の和:7848

約数の個数: 176

約数和(自身を含む): 64493666304

約数和(自身を除く): 43489483776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 127, 128, 168, 192, 224, 254, 256, 336, 381, 384, 448, 508, 512, 672, 762, 768, 889, 896, 1016, 1024, 1344, 1524, 1536, 1778, 1792, 2032, 2667, 2688, 3048, 3072, 3556, 3584, 4064, 5334, 5376, 6096, 7112, 7168, 7691, 8128, 10668, 10752, 12192, 14224, 15382, 16256, 21336, 21504, 23073, 24384, 28448, 30764, 32512, 42672, 46146, 48768, 53837, 56896, 61528, 65024, 85344, 92292, 97536, 107674, 113792, 123056, 130048, 161511, 170688, 184584, 195072, 215348, 227584, 246112, 323022, 341376, 369168, 390144, 430696, 455168, 492224, 646044, 682752, 738336, 861392, 910336, 976757, 984448, 1292088, 1365504, 1476672, 1722784, 1953514, 1968896, 2584176, 2731008, 2930271, 2953344, 3445568, 3907028, 3937792, 5168352, 5860542, 5906688, 6837299, 6891136, 7814056, 7875584, 10336704, 11721084, 11813376, 13674598, 13782272, 15628112, 20511897, 20673408, 23442168, 23626752, 27349196, 27564544, 31256224, 41023794, 41346816, 46884336, 54698392, 55129088, 62512448, 82047588, 82693632, 93768672, 109396784, 125024896, 164095176, 165387264, 187537344, 218793568, 250049792, 328190352, 375074688, 437587136, 500099584, 656380704, 750149376, 875174272, 1000199168, 1312761408, 1500298752, 1750348544, 2625522816, 3000597504, 3500697088, 5251045632, 7001394176, 10502091264, 21004182528]

約数ペア:

[(1, 21004182528), (2, 10502091264), (3, 7001394176), (4, 5251045632), (6, 3500697088), (7, 3000597504), (8, 2625522816), (12, 1750348544), (14, 1500298752), (16, 1312761408), (21, 1000199168), (24, 875174272), (28, 750149376), (32, 656380704), (42, 500099584), (48, 437587136), (56, 375074688), (64, 328190352), (84, 250049792), (96, 218793568), (112, 187537344), (127, 165387264), (128, 164095176), (168, 125024896), (192, 109396784), (224, 93768672), (254, 82693632), (256, 82047588), (336, 62512448), (381, 55129088), (384, 54698392), (448, 46884336), (508, 41346816), (512, 41023794), (672, 31256224), (762, 27564544), (768, 27349196), (889, 23626752), (896, 23442168), (1016, 20673408), (1024, 20511897), (1344, 15628112), (1524, 13782272), (1536, 13674598), (1778, 11813376), (1792, 11721084), (2032, 10336704), (2667, 7875584), (2688, 7814056), (3048, 6891136), (3072, 6837299), (3556, 5906688), (3584, 5860542), (4064, 5168352), (5334, 3937792), (5376, 3907028), (6096, 3445568), (7112, 2953344), (7168, 2930271), (7691, 2731008), (8128, 2584176), (10668, 1968896), (10752, 1953514), (12192, 1722784), (14224, 1476672), (15382, 1365504), (16256, 1292088), (21336, 984448), (21504, 976757), (23073, 910336), (24384, 861392), (28448, 738336), (30764, 682752), (32512, 646044), (42672, 492224), (46146, 455168), (48768, 430696), (53837, 390144), (56896, 369168), (61528, 341376), (65024, 323022), (85344, 246112), (92292, 227584), (97536, 215348), (107674, 195072), (113792, 184584), (123056, 170688), (130048, 161511)]