21571418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{33811}}^1$

素因数の和:33853

約数の個数: 16

約数和(自身を含む): 36516960

約数和(自身を除く): 14945542

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 33811, 67622, 371921, 743842, 980519, 1961038, 10785709, 21571418]

約数ペア:

[(1, 21571418), (2, 10785709), (11, 1961038), (22, 980519), (29, 743842), (58, 371921), (319, 67622), (638, 33811)]