21458910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65027}}^1$

素因数の和:65048

約数の個数: 32

約数和(自身を含む): 56184192

約数和(自身を除く): 34725282

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 65027, 130054, 195081, 325135, 390162, 650270, 715297, 975405, 1430594, 1950810, 2145891, 3576485, 4291782, 7152970, 10729455, 21458910]

約数ペア:

[(1, 21458910), (2, 10729455), (3, 7152970), (5, 4291782), (6, 3576485), (10, 2145891), (11, 1950810), (15, 1430594), (22, 975405), (30, 715297), (33, 650270), (55, 390162), (66, 325135), (110, 195081), (165, 130054), (330, 65027)]