21021486

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10847}}^1$

素因数の和:10888

約数の個数: 32

約数和(自身を含む): 46863360

約数和(自身を除く): 25841874

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 114, 323, 646, 969, 1938, 10847, 21694, 32541, 65082, 184399, 206093, 368798, 412186, 553197, 618279, 1106394, 1236558, 3503581, 7007162, 10510743, 21021486]

約数ペア:

[(1, 21021486), (2, 10510743), (3, 7007162), (6, 3503581), (17, 1236558), (19, 1106394), (34, 618279), (38, 553197), (51, 412186), (57, 368798), (102, 206093), (114, 184399), (323, 65082), (646, 32541), (969, 21694), (1938, 10847)]