2149789621

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1\times {\mathrm{30059}}^1$

素因数の和:30684

約数の個数: 16

約数和(自身を含む): 2605841280

約数和(自身を除く): 456051659

約数列:

[1, 7, 17, 119, 601, 4207, 10217, 30059, 71519, 210413, 511003, 3577021, 18065459, 126458213, 307112803, 2149789621]

約数ペア:

[(1, 2149789621), (7, 307112803), (17, 126458213), (119, 18065459), (601, 3577021), (4207, 511003), (10217, 210413), (30059, 71519)]