21748950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2843}}^1$

素因数の和:2878

約数の個数: 72

約数和(自身を含む): 61891128

約数和(自身を除く): 40142178

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, 2843, 3825, 5686, 7650, 8529, 14215, 17058, 25587, 28430, 42645, 48331, 51174, 71075, 85290, 96662, 127935, 142150, 144993, 213225, 241655, 255870, 289986, 426450, 434979, 483310, 639675, 724965, 869958, 1208275, 1279350, 1449930, 2174895, 2416550, 3624825, 4349790, 7249650, 10874475, 21748950]

約数ペア:

[(1, 21748950), (2, 10874475), (3, 7249650), (5, 4349790), (6, 3624825), (9, 2416550), (10, 2174895), (15, 1449930), (17, 1279350), (18, 1208275), (25, 869958), (30, 724965), (34, 639675), (45, 483310), (50, 434979), (51, 426450), (75, 289986), (85, 255870), (90, 241655), (102, 213225), (150, 144993), (153, 142150), (170, 127935), (225, 96662), (255, 85290), (306, 71075), (425, 51174), (450, 48331), (510, 42645), (765, 28430), (850, 25587), (1275, 17058), (1530, 14215), (2550, 8529), (2843, 7650), (3825, 5686)]