20512107

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29599}}^1$

素因数の和:29623

約数の個数: 24

約数和(自身を含む): 36940800

約数和(自身を除く): 16428693

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 29599, 88797, 207193, 266391, 325589, 621579, 976767, 1864737, 2279123, 2930301, 6837369, 20512107]

約数ペア:

[(1, 20512107), (3, 6837369), (7, 2930301), (9, 2279123), (11, 1864737), (21, 976767), (33, 621579), (63, 325589), (77, 266391), (99, 207193), (231, 88797), (693, 29599)]