21294286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2063}}^1$

素因数の和:2475

約数の個数: 16

約数和(自身を含む): 34501824

約数和(自身を除く): 13207538

約数列:

[1, 2, 13, 26, 397, 794, 2063, 4126, 5161, 10322, 26819, 53638, 819011, 1638022, 10647143, 21294286]

約数ペア:

[(1, 21294286), (2, 10647143), (13, 1638022), (26, 819011), (397, 53638), (794, 26819), (2063, 10322), (4126, 5161)]