21646020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32797}}^1$

素因数の和:32820

約数の個数: 48

約数和(自身を含む): 66120768

約数和(自身を除く): 44474748

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 32797, 65594, 98391, 131188, 163985, 196782, 327970, 360767, 393564, 491955, 655940, 721534, 983910, 1082301, 1443068, 1803835, 1967820, 2164602, 3607670, 4329204, 5411505, 7215340, 10823010, 21646020]

約数ペア:

[(1, 21646020), (2, 10823010), (3, 7215340), (4, 5411505), (5, 4329204), (6, 3607670), (10, 2164602), (11, 1967820), (12, 1803835), (15, 1443068), (20, 1082301), (22, 983910), (30, 721534), (33, 655940), (44, 491955), (55, 393564), (60, 360767), (66, 327970), (110, 196782), (132, 163985), (165, 131188), (220, 98391), (330, 65594), (660, 32797)]