21407562

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9829}}^1$

素因数の和:9859

約数の個数: 36

約数和(自身を含む): 50988210

約数和(自身を除く): 29580648

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9829, 19658, 29487, 58974, 88461, 108119, 176922, 216238, 324357, 648714, 973071, 1189309, 1946142, 2378618, 3567927, 7135854, 10703781, 21407562]

約数ペア:

[(1, 21407562), (2, 10703781), (3, 7135854), (6, 3567927), (9, 2378618), (11, 1946142), (18, 1189309), (22, 973071), (33, 648714), (66, 324357), (99, 216238), (121, 176922), (198, 108119), (242, 88461), (363, 58974), (726, 29487), (1089, 19658), (2178, 9829)]