21701185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1723}}^1$

素因数の和:1968

約数の個数: 16

約数和(自身を含む): 28549440

約数和(自身を除く): 6848255

約数列:

[1, 5, 11, 55, 229, 1145, 1723, 2519, 8615, 12595, 18953, 94765, 394567, 1972835, 4340237, 21701185]

約数ペア:

[(1, 21701185), (5, 4340237), (11, 1972835), (55, 394567), (229, 94765), (1145, 18953), (1723, 12595), (2519, 8615)]