21376380928

素因数分解:

$2^{12}\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1459}}^1$

素因数の和:1570

約数の個数: 156

約数和(自身を含む): 50442471480

約数和(自身を除く): 29066090552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 73, 98, 112, 128, 146, 196, 224, 256, 292, 392, 448, 511, 512, 584, 784, 896, 1022, 1024, 1168, 1459, 1568, 1792, 2044, 2048, 2336, 2918, 3136, 3577, 3584, 4088, 4096, 4672, 5836, 6272, 7154, 7168, 8176, 9344, 10213, 11672, 12544, 14308, 14336, 16352, 18688, 20426, 23344, 25088, 28616, 28672, 32704, 37376, 40852, 46688, 50176, 57232, 65408, 71491, 74752, 81704, 93376, 100352, 106507, 114464, 130816, 142982, 149504, 163408, 186752, 200704, 213014, 228928, 261632, 285964, 299008, 326816, 373504, 426028, 457856, 523264, 571928, 653632, 745549, 747008, 852056, 915712, 1046528, 1143856, 1307264, 1491098, 1494016, 1704112, 1831424, 2093056, 2287712, 2614528, 2982196, 2988032, 3408224, 3662848, 4575424, 5218843, 5229056, 5964392, 5976064, 6816448, 7325696, 9150848, 10437686, 10458112, 11928784, 13632896, 14651392, 18301696, 20875372, 20916224, 23857568, 27265792, 36603392, 41750744, 41832448, 47715136, 54531584, 73206784, 83501488, 95430272, 109063168, 146413568, 167002976, 190860544, 218126336, 292827136, 334005952, 381721088, 436252672, 668011904, 763442176, 1336023808, 1526884352, 2672047616, 3053768704, 5344095232, 10688190464, 21376380928]

約数ペア:

[(1, 21376380928), (2, 10688190464), (4, 5344095232), (7, 3053768704), (8, 2672047616), (14, 1526884352), (16, 1336023808), (28, 763442176), (32, 668011904), (49, 436252672), (56, 381721088), (64, 334005952), (73, 292827136), (98, 218126336), (112, 190860544), (128, 167002976), (146, 146413568), (196, 109063168), (224, 95430272), (256, 83501488), (292, 73206784), (392, 54531584), (448, 47715136), (511, 41832448), (512, 41750744), (584, 36603392), (784, 27265792), (896, 23857568), (1022, 20916224), (1024, 20875372), (1168, 18301696), (1459, 14651392), (1568, 13632896), (1792, 11928784), (2044, 10458112), (2048, 10437686), (2336, 9150848), (2918, 7325696), (3136, 6816448), (3577, 5976064), (3584, 5964392), (4088, 5229056), (4096, 5218843), (4672, 4575424), (5836, 3662848), (6272, 3408224), (7154, 2988032), (7168, 2982196), (8176, 2614528), (9344, 2287712), (10213, 2093056), (11672, 1831424), (12544, 1704112), (14308, 1494016), (14336, 1491098), (16352, 1307264), (18688, 1143856), (20426, 1046528), (23344, 915712), (25088, 852056), (28616, 747008), (28672, 745549), (32704, 653632), (37376, 571928), (40852, 523264), (46688, 457856), (50176, 426028), (57232, 373504), (65408, 326816), (71491, 299008), (74752, 285964), (81704, 261632), (93376, 228928), (100352, 213014), (106507, 200704), (114464, 186752), (130816, 163408), (142982, 149504)]