21198235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2207}}^1$

素因数の和:2342

約数の個数: 16

約数和(自身を含む): 27184896

約数和(自身を除く): 5986661

約数列:

[1, 5, 17, 85, 113, 565, 1921, 2207, 9605, 11035, 37519, 187595, 249391, 1246955, 4239647, 21198235]

約数ペア:

[(1, 21198235), (5, 4239647), (17, 1246955), (85, 249391), (113, 187595), (565, 37519), (1921, 11035), (2207, 9605)]