21708258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25301}}^1$

素因数の和:25330

約数の個数: 32

約数和(自身を含む): 51008832

約数和(自身を除く): 29300574

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 25301, 50602, 75903, 151806, 278311, 328913, 556622, 657826, 834933, 986739, 1669866, 1973478, 3618043, 7236086, 10854129, 21708258]

約数ペア:

[(1, 21708258), (2, 10854129), (3, 7236086), (6, 3618043), (11, 1973478), (13, 1669866), (22, 986739), (26, 834933), (33, 657826), (39, 556622), (66, 328913), (78, 278311), (143, 151806), (286, 75903), (429, 50602), (858, 25301)]