21139929215

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1\times {\mathrm{113567}}^1$

素因数の和:114262

約数の個数: 16

約数和(自身を含む): 25838991360

約数和(自身を除く): 4699062145

約数列:

[1, 5, 59, 295, 631, 3155, 37229, 113567, 186145, 567835, 6700453, 33502265, 71660777, 358303885, 4227985843, 21139929215]

約数ペア:

[(1, 21139929215), (5, 4227985843), (59, 358303885), (295, 71660777), (631, 33502265), (3155, 6700453), (37229, 567835), (113567, 186145)]