21819098

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11897}}^1$

素因数の和:12037

約数の個数: 16

約数和(自身を含む): 37692864

約数和(自身を除く): 15873766

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 11897, 23794, 83279, 166558, 1558507, 3117014, 10909549, 21819098]

約数ペア:

[(1, 21819098), (2, 10909549), (7, 3117014), (14, 1558507), (131, 166558), (262, 83279), (917, 23794), (1834, 11897)]