21424860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119027}}^1$

素因数の和:119042

約数の個数: 36

約数和(自身を含む): 64989288

約数和(自身を除く): 43564428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119027, 238054, 357081, 476108, 595135, 714162, 1071243, 1190270, 1428324, 1785405, 2142486, 2380540, 3570810, 4284972, 5356215, 7141620, 10712430, 21424860]

約数ペア:

[(1, 21424860), (2, 10712430), (3, 7141620), (4, 5356215), (5, 4284972), (6, 3570810), (9, 2380540), (10, 2142486), (12, 1785405), (15, 1428324), (18, 1190270), (20, 1071243), (30, 714162), (36, 595135), (45, 476108), (60, 357081), (90, 238054), (180, 119027)]