21545104

素因数分解:

$2^4\times 7^2\times {\mathrm{27481}}^1$

素因数の和:27503

約数の個数: 30

約数和(自身を含む): 48560694

約数和(自身を除く): 27015590

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27481, 54962, 109924, 192367, 219848, 384734, 439696, 769468, 1346569, 1538936, 2693138, 3077872, 5386276, 10772552, 21545104]

約数ペア:

[(1, 21545104), (2, 10772552), (4, 5386276), (7, 3077872), (8, 2693138), (14, 1538936), (16, 1346569), (28, 769468), (49, 439696), (56, 384734), (98, 219848), (112, 192367), (196, 109924), (392, 54962), (784, 27481)]