21151458

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{16097}}^1$

素因数の和:16178

約数の個数: 24

約数和(自身を含む): 46458828

約数和(自身を除く): 25307370

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 16097, 32194, 48291, 96582, 144873, 289746, 1175081, 2350162, 3525243, 7050486, 10575729, 21151458]

約数ペア:

[(1, 21151458), (2, 10575729), (3, 7050486), (6, 3525243), (9, 2350162), (18, 1175081), (73, 289746), (146, 144873), (219, 96582), (438, 48291), (657, 32194), (1314, 16097)]