21670299392

素因数分解:

$2^8\times 7^2\times {\mathrm{193}}^1\times {\mathrm{8951}}^1$

素因数の和:9174

約数の個数: 108

約数和(自身を含む): 50584511376

約数和(自身を除く): 28914211984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 193, 196, 224, 256, 386, 392, 448, 772, 784, 896, 1351, 1544, 1568, 1792, 2702, 3088, 3136, 5404, 6176, 6272, 8951, 9457, 10808, 12352, 12544, 17902, 18914, 21616, 24704, 35804, 37828, 43232, 49408, 62657, 71608, 75656, 86464, 125314, 143216, 151312, 172928, 250628, 286432, 302624, 345856, 438599, 501256, 572864, 605248, 877198, 1002512, 1145728, 1210496, 1727543, 1754396, 2005024, 2291456, 2420992, 3455086, 3508792, 4010048, 6910172, 7017584, 8020096, 12092801, 13820344, 14035168, 16040192, 24185602, 27640688, 28070336, 48371204, 55281376, 56140672, 84649607, 96742408, 110562752, 112281344, 169299214, 193484816, 221125504, 338598428, 386969632, 442251008, 677196856, 773939264, 1354393712, 1547878528, 2708787424, 3095757056, 5417574848, 10835149696, 21670299392]

約数ペア:

[(1, 21670299392), (2, 10835149696), (4, 5417574848), (7, 3095757056), (8, 2708787424), (14, 1547878528), (16, 1354393712), (28, 773939264), (32, 677196856), (49, 442251008), (56, 386969632), (64, 338598428), (98, 221125504), (112, 193484816), (128, 169299214), (193, 112281344), (196, 110562752), (224, 96742408), (256, 84649607), (386, 56140672), (392, 55281376), (448, 48371204), (772, 28070336), (784, 27640688), (896, 24185602), (1351, 16040192), (1544, 14035168), (1568, 13820344), (1792, 12092801), (2702, 8020096), (3088, 7017584), (3136, 6910172), (5404, 4010048), (6176, 3508792), (6272, 3455086), (8951, 2420992), (9457, 2291456), (10808, 2005024), (12352, 1754396), (12544, 1727543), (17902, 1210496), (18914, 1145728), (21616, 1002512), (24704, 877198), (35804, 605248), (37828, 572864), (43232, 501256), (49408, 438599), (62657, 345856), (71608, 302624), (75656, 286432), (86464, 250628), (125314, 172928), (143216, 151312)]