21902434

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{2069}}^1$

素因数の和:2217

約数の個数: 16

約数和(自身を含む): 33782400

約数和(自身を除く): 11879966

約数列:

[1, 2, 67, 79, 134, 158, 2069, 4138, 5293, 10586, 138623, 163451, 277246, 326902, 10951217, 21902434]

約数ペア:

[(1, 21902434), (2, 10951217), (67, 326902), (79, 277246), (134, 163451), (158, 138623), (2069, 10586), (4138, 5293)]