2153201211

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{52021}}^1$

素因数の和:52113

約数の個数: 40

約数和(自身を含む): 3726439904

約数和(自身を除く): 1573238693

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 657, 1533, 1971, 4599, 5913, 13797, 41391, 52021, 156063, 364147, 468189, 1092441, 1404567, 3277323, 3797533, 4213701, 9831969, 11392599, 26582731, 29495907, 34177797, 79748193, 102533391, 239244579, 307600173, 717733737, 2153201211]

約数ペア:

[(1, 2153201211), (3, 717733737), (7, 307600173), (9, 239244579), (21, 102533391), (27, 79748193), (63, 34177797), (73, 29495907), (81, 26582731), (189, 11392599), (219, 9831969), (511, 4213701), (567, 3797533), (657, 3277323), (1533, 1404567), (1971, 1092441), (4599, 468189), (5913, 364147), (13797, 156063), (41391, 52021)]