21130830090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{740653}}^1$

素因数の和:740983

約数の個数: 48

約数和(自身を含む): 55113545448

約数和(自身を除く): 33982715358

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 317, 634, 951, 1585, 1902, 2853, 3170, 4755, 5706, 9510, 14265, 28530, 740653, 1481306, 2221959, 3703265, 4443918, 6665877, 7406530, 11109795, 13331754, 22219590, 33329385, 66658770, 234787001, 469574002, 704361003, 1173935005, 1408722006, 2113083009, 2347870010, 3521805015, 4226166018, 7043610030, 10565415045, 21130830090]

約数ペア:

[(1, 21130830090), (2, 10565415045), (3, 7043610030), (5, 4226166018), (6, 3521805015), (9, 2347870010), (10, 2113083009), (15, 1408722006), (18, 1173935005), (30, 704361003), (45, 469574002), (90, 234787001), (317, 66658770), (634, 33329385), (951, 22219590), (1585, 13331754), (1902, 11109795), (2853, 7406530), (3170, 6665877), (4755, 4443918), (5706, 3703265), (9510, 2221959), (14265, 1481306), (28530, 740653)]