21119790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2089}}^1$

素因数の和:2436

約数の個数: 32

約数和(自身を含む): 50862240

約数和(自身を除く): 29742450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 337, 674, 1011, 1685, 2022, 2089, 3370, 4178, 5055, 6267, 10110, 10445, 12534, 20890, 31335, 62670, 703993, 1407986, 2111979, 3519965, 4223958, 7039930, 10559895, 21119790]

約数ペア:

[(1, 21119790), (2, 10559895), (3, 7039930), (5, 4223958), (6, 3519965), (10, 2111979), (15, 1407986), (30, 703993), (337, 62670), (674, 31335), (1011, 20890), (1685, 12534), (2022, 10445), (2089, 10110), (3370, 6267), (4178, 5055)]