21926128

素因数分解:

$2^4\times 7^2\times {\mathrm{27967}}^1$

素因数の和:27989

約数の個数: 30

約数和(自身を含む): 49419456

約数和(自身を除く): 27493328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27967, 55934, 111868, 195769, 223736, 391538, 447472, 783076, 1370383, 1566152, 2740766, 3132304, 5481532, 10963064, 21926128]

約数ペア:

[(1, 21926128), (2, 10963064), (4, 5481532), (7, 3132304), (8, 2740766), (14, 1566152), (16, 1370383), (28, 783076), (49, 447472), (56, 391538), (98, 223736), (112, 195769), (196, 111868), (392, 55934), (784, 27967)]