21860806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{1621}}^1$

素因数の和:2247

約数の個数: 16

約数和(自身を含む): 35852688

約数和(自身を除く): 13991882

約数列:

[1, 2, 11, 22, 613, 1226, 1621, 3242, 6743, 13486, 17831, 35662, 993673, 1987346, 10930403, 21860806]

約数ペア:

[(1, 21860806), (2, 10930403), (11, 1987346), (22, 993673), (613, 35662), (1226, 17831), (1621, 13486), (3242, 6743)]