21966896

素因数分解:

$2^4\times 7^2\times {\mathrm{28019}}^1$

素因数の和:28041

約数の個数: 30

約数和(自身を含む): 49511340

約数和(自身を除く): 27544444

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 28019, 56038, 112076, 196133, 224152, 392266, 448304, 784532, 1372931, 1569064, 2745862, 3138128, 5491724, 10983448, 21966896]

約数ペア:

[(1, 21966896), (2, 10983448), (4, 5491724), (7, 3138128), (8, 2745862), (14, 1569064), (16, 1372931), (28, 784532), (49, 448304), (56, 392266), (98, 224152), (112, 196133), (196, 112076), (392, 56038), (784, 28019)]