21587622

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{513991}}^1$

素因数の和:514003

約数の個数: 16

約数和(自身を含む): 49343232

約数和(自身を除く): 27755610

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 513991, 1027982, 1541973, 3083946, 3597937, 7195874, 10793811, 21587622]

約数ペア:

[(1, 21587622), (2, 10793811), (3, 7195874), (6, 3597937), (7, 3083946), (14, 1541973), (21, 1027982), (42, 513991)]