21244050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2777}}^1$

素因数の和:2812

約数の個数: 72

約数和(自身を含む): 60454836

約数和(自身を除く): 39210786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 150, 153, 170, 225, 255, 306, 425, 450, 510, 765, 850, 1275, 1530, 2550, 2777, 3825, 5554, 7650, 8331, 13885, 16662, 24993, 27770, 41655, 47209, 49986, 69425, 83310, 94418, 124965, 138850, 141627, 208275, 236045, 249930, 283254, 416550, 424881, 472090, 624825, 708135, 849762, 1180225, 1249650, 1416270, 2124405, 2360450, 3540675, 4248810, 7081350, 10622025, 21244050]

約数ペア:

[(1, 21244050), (2, 10622025), (3, 7081350), (5, 4248810), (6, 3540675), (9, 2360450), (10, 2124405), (15, 1416270), (17, 1249650), (18, 1180225), (25, 849762), (30, 708135), (34, 624825), (45, 472090), (50, 424881), (51, 416550), (75, 283254), (85, 249930), (90, 236045), (102, 208275), (150, 141627), (153, 138850), (170, 124965), (225, 94418), (255, 83310), (306, 69425), (425, 49986), (450, 47209), (510, 41655), (765, 27770), (850, 24993), (1275, 16662), (1530, 13885), (2550, 8331), (2777, 7650), (3825, 5554)]