16380042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{390001}}^1$

素因数の和:390013

約数の個数: 16

約数和(自身を含む): 37440192

約数和(自身を除く): 21060150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 390001, 780002, 1170003, 2340006, 2730007, 5460014, 8190021, 16380042]

約数ペア:

[(1, 16380042), (2, 8190021), (3, 5460014), (6, 2730007), (7, 2340006), (14, 1170003), (21, 780002), (42, 390001)]