21431550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{20411}}^1$

素因数の和:20433

約数の個数: 48

約数和(自身を含む): 60746112

約数和(自身を除く): 39314562

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20411, 40822, 61233, 102055, 122466, 142877, 204110, 285754, 306165, 428631, 510275, 612330, 714385, 857262, 1020550, 1428770, 1530825, 2143155, 3061650, 3571925, 4286310, 7143850, 10715775, 21431550]

約数ペア:

[(1, 21431550), (2, 10715775), (3, 7143850), (5, 4286310), (6, 3571925), (7, 3061650), (10, 2143155), (14, 1530825), (15, 1428770), (21, 1020550), (25, 857262), (30, 714385), (35, 612330), (42, 510275), (50, 428631), (70, 306165), (75, 285754), (105, 204110), (150, 142877), (175, 122466), (210, 102055), (350, 61233), (525, 40822), (1050, 20411)]