21092064400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4793651}}^1$

素因数の和:4793680

約数の個数: 60

約数和(自身を含む): 55280394864

約数和(自身を除く): 34188330464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 4793651, 9587302, 19174604, 23968255, 38349208, 47936510, 52730161, 76698416, 95873020, 105460322, 119841275, 191746040, 210920644, 239682550, 263650805, 383492080, 421841288, 479365100, 527301610, 843682576, 958730200, 1054603220, 1318254025, 1917460400, 2109206440, 2636508050, 4218412880, 5273016100, 10546032200, 21092064400]

約数ペア:

[(1, 21092064400), (2, 10546032200), (4, 5273016100), (5, 4218412880), (8, 2636508050), (10, 2109206440), (11, 1917460400), (16, 1318254025), (20, 1054603220), (22, 958730200), (25, 843682576), (40, 527301610), (44, 479365100), (50, 421841288), (55, 383492080), (80, 263650805), (88, 239682550), (100, 210920644), (110, 191746040), (176, 119841275), (200, 105460322), (220, 95873020), (275, 76698416), (400, 52730161), (440, 47936510), (550, 38349208), (880, 23968255), (1100, 19174604), (2200, 9587302), (4400, 4793651)]