21615487201

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{5972779}}^1$

素因数の和:5972844

約数の個数: 16

約数和(自身を含む): 27522570240

約数和(自身を除く): 5907083039

約数列:

[1, 7, 11, 47, 77, 329, 517, 3619, 5972779, 41809453, 65700569, 280720613, 459903983, 1965044291, 3087926743, 21615487201]

約数ペア:

[(1, 21615487201), (7, 3087926743), (11, 1965044291), (47, 459903983), (77, 280720613), (329, 65700569), (517, 41809453), (3619, 5972779)]