21609258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8849}}^1$

素因数の和:8902

約数の個数: 32

約数和(自身を含む): 48427200

約数和(自身を除く): 26817942

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 8849, 17698, 26547, 53094, 97339, 194678, 292017, 327413, 584034, 654826, 982239, 1964478, 3601543, 7203086, 10804629, 21609258]

約数ペア:

[(1, 21609258), (2, 10804629), (3, 7203086), (6, 3601543), (11, 1964478), (22, 982239), (33, 654826), (37, 584034), (66, 327413), (74, 292017), (111, 194678), (222, 97339), (407, 53094), (814, 26547), (1221, 17698), (2442, 8849)]