21054690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{233941}}^1$

素因数の和:233954

約数の個数: 24

約数和(自身を含む): 54742428

約数和(自身を除く): 33687738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 233941, 467882, 701823, 1169705, 1403646, 2105469, 2339410, 3509115, 4210938, 7018230, 10527345, 21054690]

約数ペア:

[(1, 21054690), (2, 10527345), (3, 7018230), (5, 4210938), (6, 3509115), (9, 2339410), (10, 2105469), (15, 1403646), (18, 1169705), (30, 701823), (45, 467882), (90, 233941)]