21902048

素因数分解:

$2^5\times 7^1\times {\mathrm{97777}}^1$

素因数の和:97794

約数の個数: 24

約数和(自身を含む): 49280112

約数和(自身を除く): 27378064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 97777, 195554, 391108, 684439, 782216, 1368878, 1564432, 2737756, 3128864, 5475512, 10951024, 21902048]

約数ペア:

[(1, 21902048), (2, 10951024), (4, 5475512), (7, 3128864), (8, 2737756), (14, 1564432), (16, 1368878), (28, 782216), (32, 684439), (56, 391108), (112, 195554), (224, 97777)]