21783122

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:733

約数の個数: 16

約数和(自身を含む): 33155352

約数和(自身を除く): 11372230

約数列:

[1, 2, 157, 173, 314, 346, 401, 802, 27161, 54322, 62957, 69373, 125914, 138746, 10891561, 21783122]

約数ペア:

[(1, 21783122), (2, 10891561), (157, 138746), (173, 125914), (314, 69373), (346, 62957), (401, 54322), (802, 27161)]