28974414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{689867}}^1$

素因数の和:689879

約数の個数: 16

約数和(自身を含む): 66227328

約数和(自身を除く): 37252914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 689867, 1379734, 2069601, 4139202, 4829069, 9658138, 14487207, 28974414]

約数ペア:

[(1, 28974414), (2, 14487207), (3, 9658138), (6, 4829069), (7, 4139202), (14, 2069601), (21, 1379734), (42, 689867)]