21118322

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 13165198

約数列:

[1, 2, 29, 47, 58, 61, 94, 122, 127, 254, 1363, 1769, 2726, 2867, 3538, 3683, 5734, 5969, 7366, 7747, 11938, 15494, 83143, 166286, 173101, 224663, 346202, 364109, 449326, 728218, 10559161, 21118322]

約数ペア:

[(1, 21118322), (2, 10559161), (29, 728218), (47, 449326), (58, 364109), (61, 346202), (94, 224663), (122, 173101), (127, 166286), (254, 83143), (1363, 15494), (1769, 11938), (2726, 7747), (2867, 7366), (3538, 5969), (3683, 5734)]