21682808

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5779}}^1$

素因数の和:5859

約数の個数: 32

約数和(自身を含む): 47164800

約数和(自身を除く): 25481992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5779, 11558, 23116, 40453, 46232, 80906, 161812, 323624, 387193, 774386, 1548772, 2710351, 3097544, 5420702, 10841404, 21682808]

約数ペア:

[(1, 21682808), (2, 10841404), (4, 5420702), (7, 3097544), (8, 2710351), (14, 1548772), (28, 774386), (56, 387193), (67, 323624), (134, 161812), (268, 80906), (469, 46232), (536, 40453), (938, 23116), (1876, 11558), (3752, 5779)]