21134494976

素因数分解:

$2^8\times 7^2\times {\mathrm{1684829}}^1$

素因数の和:1684859

約数の個数: 54

約数和(自身を含む): 49074043410

約数和(自身を除く): 27939548434

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 1684829, 3369658, 6739316, 11793803, 13478632, 23587606, 26957264, 47175212, 53914528, 82556621, 94350424, 107829056, 165113242, 188700848, 215658112, 330226484, 377401696, 431316224, 660452968, 754803392, 1320905936, 1509606784, 2641811872, 3019213568, 5283623744, 10567247488, 21134494976]

約数ペア:

[(1, 21134494976), (2, 10567247488), (4, 5283623744), (7, 3019213568), (8, 2641811872), (14, 1509606784), (16, 1320905936), (28, 754803392), (32, 660452968), (49, 431316224), (56, 377401696), (64, 330226484), (98, 215658112), (112, 188700848), (128, 165113242), (196, 107829056), (224, 94350424), (256, 82556621), (392, 53914528), (448, 47175212), (784, 26957264), (896, 23587606), (1568, 13478632), (1792, 11793803), (3136, 6739316), (6272, 3369658), (12544, 1684829)]