21078202

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{3119}}^1$

素因数の和:3261

約数の個数: 16

約数和(自身を含む): 32947200

約数和(自身を除く): 11868998

約数列:

[1, 2, 31, 62, 109, 218, 3119, 3379, 6238, 6758, 96689, 193378, 339971, 679942, 10539101, 21078202]

約数ペア:

[(1, 21078202), (2, 10539101), (31, 679942), (62, 339971), (109, 193378), (218, 96689), (3119, 6758), (3379, 6238)]