21071382

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{113287}}^1$

素因数の和:113323

約数の個数: 16

約数和(自身を含む): 43502592

約数和(自身を除く): 22431210

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 113287, 226574, 339861, 679722, 3511897, 7023794, 10535691, 21071382]

約数ペア:

[(1, 21071382), (2, 10535691), (3, 7023794), (6, 3511897), (31, 679722), (62, 339861), (93, 226574), (186, 113287)]