21307946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23623}}^1$

素因数の和:23677

約数の個数: 16

約数和(自身を含む): 35719488

約数和(自身を除く): 14411542

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23623, 47246, 259853, 519706, 968543, 1937086, 10653973, 21307946]

約数ペア:

[(1, 21307946), (2, 10653973), (11, 1937086), (22, 968543), (41, 519706), (82, 259853), (451, 47246), (902, 23623)]