21083545

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14009}}^1$

素因数の和:14064

約数の個数: 16

約数和(自身を含む): 29589120

約数和(自身を除く): 8505575

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 14009, 70045, 98063, 490315, 602387, 3011935, 4216709, 21083545]

約数ペア:

[(1, 21083545), (5, 4216709), (7, 3011935), (35, 602387), (43, 490315), (215, 98063), (301, 70045), (1505, 14009)]