21614257

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{593}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 25546752

約数和(自身を除く): 3932495

約数列:

[1, 7, 41, 127, 287, 593, 889, 4151, 5207, 24313, 36449, 75311, 170191, 527177, 3087751, 21614257]

約数ペア:

[(1, 21614257), (7, 3087751), (41, 527177), (127, 170191), (287, 75311), (593, 36449), (889, 24313), (4151, 5207)]