20879103

素因数分解:

$3^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{2129}}^1$

素因数の和:2606

約数の個数: 16

約数和(自身を含む): 31898880

約数和(自身を除く): 11019777

約数列:

[1, 3, 7, 21, 467, 1401, 2129, 3269, 6387, 9807, 14903, 44709, 994243, 2982729, 6959701, 20879103]

約数ペア:

[(1, 20879103), (3, 6959701), (7, 2982729), (21, 994243), (467, 44709), (1401, 14903), (2129, 9807), (3269, 6387)]