21468953

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 24216192

約数和(自身を除く): 2747239

約数列:

[1, 11, 41, 181, 263, 451, 1991, 2893, 7421, 10783, 47603, 81631, 118613, 523633, 1951723, 21468953]

約数ペア:

[(1, 21468953), (11, 1951723), (41, 523633), (181, 118613), (263, 81631), (451, 47603), (1991, 10783), (2893, 7421)]