21568360084

素因数分解:

$2^2\times {\mathrm{521}}^1\times {\mathrm{2003}}^1\times {\mathrm{5167}}^1$

素因数の和:7695

約数の個数: 24

約数和(自身を含む): 37843279488

約数和(自身を除く): 16274919404

約数列:

[1, 2, 4, 521, 1042, 2003, 2084, 4006, 5167, 8012, 10334, 20668, 1043563, 2087126, 2692007, 4174252, 5384014, 10349501, 10768028, 20699002, 41398004, 5392090021, 10784180042, 21568360084]

約数ペア:

[(1, 21568360084), (2, 10784180042), (4, 5392090021), (521, 41398004), (1042, 20699002), (2003, 10768028), (2084, 10349501), (4006, 5384014), (5167, 4174252), (8012, 2692007), (10334, 2087126), (20668, 1043563)]