21525126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{512503}}^1$

素因数の和:512515

約数の個数: 16

約数和(自身を含む): 49200384

約数和(自身を除く): 27675258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 512503, 1025006, 1537509, 3075018, 3587521, 7175042, 10762563, 21525126]

約数ペア:

[(1, 21525126), (2, 10762563), (3, 7175042), (6, 3587521), (7, 3075018), (14, 1537509), (21, 1025006), (42, 512503)]