21547468

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 41023584

約数和(自身を除く): 19476116

約数列:

[1, 2, 4, 37, 41, 53, 67, 74, 82, 106, 134, 148, 164, 212, 268, 1517, 1961, 2173, 2479, 2747, 3034, 3551, 3922, 4346, 4958, 5494, 6068, 7102, 7844, 8692, 9916, 10988, 14204, 80401, 101639, 131387, 145591, 160802, 203278, 262774, 291182, 321604, 406556, 525548, 582364, 5386867, 10773734, 21547468]

約数ペア:

[(1, 21547468), (2, 10773734), (4, 5386867), (37, 582364), (41, 525548), (53, 406556), (67, 321604), (74, 291182), (82, 262774), (106, 203278), (134, 160802), (148, 145591), (164, 131387), (212, 101639), (268, 80401), (1517, 14204), (1961, 10988), (2173, 9916), (2479, 8692), (2747, 7844), (3034, 7102), (3551, 6068), (3922, 5494), (4346, 4958)]