2149917

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 3677184

約数和(自身を除く): 1527267

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 227, 231, 287, 451, 681, 861, 1353, 1589, 2497, 3157, 4767, 7491, 9307, 9471, 17479, 27921, 52437, 65149, 102377, 195447, 307131, 716639, 2149917]

約数ペア:

[(1, 2149917), (3, 716639), (7, 307131), (11, 195447), (21, 102377), (33, 65149), (41, 52437), (77, 27921), (123, 17479), (227, 9471), (231, 9307), (287, 7491), (451, 4767), (681, 3157), (861, 2497), (1353, 1589)]