21495089755580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{153536355397}}^1$

素因数の和:153536355413

約数の個数: 24

約数和(自身を含む): 51588215413728

約数和(自身を除く): 30093125658148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 153536355397, 307072710794, 614145421588, 767681776985, 1074754487779, 1535363553970, 2149508975558, 3070727107940, 4299017951116, 5373772438895, 10747544877790, 21495089755580]

約数ペア:

[(1, 21495089755580), (2, 10747544877790), (4, 5373772438895), (5, 4299017951116), (7, 3070727107940), (10, 2149508975558), (14, 1535363553970), (20, 1074754487779), (28, 767681776985), (35, 614145421588), (70, 307072710794), (140, 153536355397)]