21941605

素因数分解:

$5^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{811}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 30167424

約数和(自身を除く): 8225819

約数列:

[1, 5, 7, 35, 773, 811, 3865, 4055, 5411, 5677, 27055, 28385, 626903, 3134515, 4388321, 21941605]

約数ペア:

[(1, 21941605), (5, 4388321), (7, 3134515), (35, 626903), (773, 28385), (811, 27055), (3865, 5677), (4055, 5411)]