2123707.00000000

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 26164992

約数和(自身を除く): 9725919

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 313, 427, 861, 939, 1281, 2191, 2501, 6573, 7503, 12833, 17507, 19093, 38499, 52521, 57279, 89831, 133651, 269493, 400953, 782813, 2348439, 5479691, 16439073]

約数ペア:

[(1, 16439073), (3, 5479691), (7, 2348439), (21, 782813), (41, 400953), (61, 269493), (123, 133651), (183, 89831), (287, 57279), (313, 52521), (427, 38499), (861, 19093), (939, 17507), (1281, 12833), (2191, 7503), (2501, 6573)]