21839066

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{2161}}^1$

素因数の和:2357

約数の個数: 16

約数和(自身を含む): 34038528

約数和(自身を除く): 12199462

約数列:

[1, 2, 31, 62, 163, 326, 2161, 4322, 5053, 10106, 66991, 133982, 352243, 704486, 10919533, 21839066]

約数ペア:

[(1, 21839066), (2, 10919533), (31, 704486), (62, 352243), (163, 133982), (326, 66991), (2161, 10106), (4322, 5053)]