21425940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119033}}^1$

素因数の和:119048

約数の個数: 36

約数和(自身を含む): 64992564

約数和(自身を除く): 43566624

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119033, 238066, 357099, 476132, 595165, 714198, 1071297, 1190330, 1428396, 1785495, 2142594, 2380660, 3570990, 4285188, 5356485, 7141980, 10712970, 21425940]

約数ペア:

[(1, 21425940), (2, 10712970), (3, 7141980), (4, 5356485), (5, 4285188), (6, 3570990), (9, 2380660), (10, 2142594), (12, 1785495), (15, 1428396), (18, 1190330), (20, 1071297), (30, 714198), (36, 595165), (45, 476132), (60, 357099), (90, 238066), (180, 119033)]