21430260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119057}}^1$

素因数の和:119072

約数の個数: 36

約数和(自身を含む): 65005668

約数和(自身を除く): 43575408

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119057, 238114, 357171, 476228, 595285, 714342, 1071513, 1190570, 1428684, 1785855, 2143026, 2381140, 3571710, 4286052, 5357565, 7143420, 10715130, 21430260]

約数ペア:

[(1, 21430260), (2, 10715130), (3, 7143420), (4, 5357565), (5, 4286052), (6, 3571710), (9, 2381140), (10, 2143026), (12, 1785855), (15, 1428684), (18, 1190570), (20, 1071513), (30, 714342), (36, 595285), (45, 476228), (60, 357171), (90, 238114), (180, 119057)]