210808521

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101399}}^1$

素因数の和:101426

約数の個数: 32

約数和(自身を含む): 389376000

約数和(自身を除く): 178567479

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 101399, 304197, 709793, 912591, 1115389, 2129379, 2737773, 3346167, 6388137, 7807723, 10038501, 19164411, 23423169, 30115503, 70269507, 210808521]

約数ペア:

[(1, 210808521), (3, 70269507), (7, 30115503), (9, 23423169), (11, 19164411), (21, 10038501), (27, 7807723), (33, 6388137), (63, 3346167), (77, 2737773), (99, 2129379), (189, 1115389), (231, 912591), (297, 709793), (693, 304197), (2079, 101399)]