21000565695

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11023919}}^1$

素因数の和:11024054

約数の個数: 16

約数和(自身を含む): 33865482240

約数和(自身を除く): 12864916545

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 11023919, 33071757, 55119595, 165358785, 1400037713, 4200113139, 7000188565, 21000565695]

約数ペア:

[(1, 21000565695), (3, 7000188565), (5, 4200113139), (15, 1400037713), (127, 165358785), (381, 55119595), (635, 33071757), (1905, 11023919)]