21007243334

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1\times {\mathrm{4201}}^1$

素因数の和:5949

約数の個数: 64

約数和(自身を含む): 41388019200

約数和(自身を除く): 20380775866

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 1709, 2926, 3418, 4201, 8402, 11963, 18799, 23926, 29407, 32471, 37598, 46211, 58814, 64942, 79819, 92422, 131593, 159638, 227297, 263186, 323477, 357181, 454594, 558733, 646954, 714362, 878009, 1117466, 1756018, 2500267, 5000534, 6146063, 7179509, 12292126, 14359018, 50256563, 78974599, 100513126, 136410671, 157949198, 272821342, 552822193, 954874697, 1105644386, 1500517381, 1909749394, 3001034762, 10503621667, 21007243334]

約数ペア:

[(1, 21007243334), (2, 10503621667), (7, 3001034762), (11, 1909749394), (14, 1500517381), (19, 1105644386), (22, 954874697), (38, 552822193), (77, 272821342), (133, 157949198), (154, 136410671), (209, 100513126), (266, 78974599), (418, 50256563), (1463, 14359018), (1709, 12292126), (2926, 7179509), (3418, 6146063), (4201, 5000534), (8402, 2500267), (11963, 1756018), (18799, 1117466), (23926, 878009), (29407, 714362), (32471, 646954), (37598, 558733), (46211, 454594), (58814, 357181), (64942, 323477), (79819, 263186), (92422, 227297), (131593, 159638)]