28291578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{673609}}^1$

素因数の和:673621

約数の個数: 16

約数和(自身を含む): 64666560

約数和(自身を除く): 36374982

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 673609, 1347218, 2020827, 4041654, 4715263, 9430526, 14145789, 28291578]

約数ペア:

[(1, 28291578), (2, 14145789), (3, 9430526), (6, 4715263), (7, 4041654), (14, 2020827), (21, 1347218), (42, 673609)]