21310454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{31247}}^1$

素因数の和:31291

約数の個数: 16

約数和(自身を含む): 35997696

約数和(自身を除く): 14687242

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 31247, 62494, 343717, 687434, 968657, 1937314, 10655227, 21310454]

約数ペア:

[(1, 21310454), (2, 10655227), (11, 1937314), (22, 968657), (31, 687434), (62, 343717), (341, 62494), (682, 31247)]