21508716

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{9007}}^1$

素因数の和:9213

約数の個数: 24

約数和(自身を含む): 50444800

約数和(自身を除く): 28936084

約数列:

[1, 2, 3, 4, 6, 12, 199, 398, 597, 796, 1194, 2388, 9007, 18014, 27021, 36028, 54042, 108084, 1792393, 3584786, 5377179, 7169572, 10754358, 21508716]

約数ペア:

[(1, 21508716), (2, 10754358), (3, 7169572), (4, 5377179), (6, 3584786), (12, 1792393), (199, 108084), (398, 54042), (597, 36028), (796, 27021), (1194, 18014), (2388, 9007)]