21069564

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{787}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 51894528

約数和(自身を除く): 30824964

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 97, 138, 194, 276, 291, 388, 582, 787, 1164, 1574, 2231, 2361, 3148, 4462, 4722, 6693, 8924, 9444, 13386, 18101, 26772, 36202, 54303, 72404, 76339, 108606, 152678, 217212, 229017, 305356, 458034, 916068, 1755797, 3511594, 5267391, 7023188, 10534782, 21069564]

約数ペア:

[(1, 21069564), (2, 10534782), (3, 7023188), (4, 5267391), (6, 3511594), (12, 1755797), (23, 916068), (46, 458034), (69, 305356), (92, 229017), (97, 217212), (138, 152678), (194, 108606), (276, 76339), (291, 72404), (388, 54303), (582, 36202), (787, 26772), (1164, 18101), (1574, 13386), (2231, 9444), (2361, 8924), (3148, 6693), (4462, 4722)]