21539624

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1373}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 42291720

約数和(自身を除く): 20752096

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 1373, 1961, 2746, 3922, 5492, 7844, 10984, 15688, 50801, 72769, 101602, 145538, 203204, 291076, 406408, 582152, 2692453, 5384906, 10769812, 21539624]

約数ペア:

[(1, 21539624), (2, 10769812), (4, 5384906), (8, 2692453), (37, 582152), (53, 406408), (74, 291076), (106, 203204), (148, 145538), (212, 101602), (296, 72769), (424, 50801), (1373, 15688), (1961, 10984), (2746, 7844), (3922, 5492)]