21034530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21247}}^1$

素因数の和:21271

約数の個数: 48

約数和(自身を含む): 59664384

約数和(自身を除く): 38629854

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 21247, 42494, 63741, 106235, 127482, 191223, 212470, 233717, 318705, 382446, 467434, 637410, 701151, 956115, 1168585, 1402302, 1912230, 2103453, 2337170, 3505755, 4206906, 7011510, 10517265, 21034530]

約数ペア:

[(1, 21034530), (2, 10517265), (3, 7011510), (5, 4206906), (6, 3505755), (9, 2337170), (10, 2103453), (11, 1912230), (15, 1402302), (18, 1168585), (22, 956115), (30, 701151), (33, 637410), (45, 467434), (55, 382446), (66, 318705), (90, 233717), (99, 212470), (110, 191223), (165, 127482), (198, 106235), (330, 63741), (495, 42494), (990, 21247)]