21483441

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{577}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 36622080

約数和(自身を除く): 15138639

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 577, 591, 1379, 1731, 1773, 4039, 4137, 5193, 5319, 12117, 12411, 15579, 36351, 37233, 109053, 113669, 341007, 795683, 1023021, 2387049, 3069063, 7161147, 21483441]

約数ペア:

[(1, 21483441), (3, 7161147), (7, 3069063), (9, 2387049), (21, 1023021), (27, 795683), (63, 341007), (189, 113669), (197, 109053), (577, 37233), (591, 36351), (1379, 15579), (1731, 12411), (1773, 12117), (4039, 5319), (4137, 5193)]