21768669

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{2297}}^1$

素因数の和:2328

約数の個数: 28

約数和(自身を含む): 35163996

約数和(自身を除く): 13395327

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 2297, 3159, 6891, 9477, 20673, 29861, 62019, 89583, 186057, 268749, 558171, 806247, 1674513, 2418741, 7256223, 21768669]

約数ペア:

[(1, 21768669), (3, 7256223), (9, 2418741), (13, 1674513), (27, 806247), (39, 558171), (81, 268749), (117, 186057), (243, 89583), (351, 62019), (729, 29861), (1053, 20673), (2297, 9477), (3159, 6891)]