21375528069

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1759}}^1\times {\mathrm{7927}}^1$

素因数の和:9769

約数の個数: 32

約数和(自身を含む): 33041367040

約数和(自身を除く): 11665838971

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 1759, 5277, 7927, 12313, 23781, 36939, 55489, 128407, 166467, 385221, 578671, 898849, 1736013, 2696547, 4050697, 12152091, 13943593, 41830779, 97605151, 292815453, 1017882289, 3053646867, 7125176023, 21375528069]

約数ペア:

[(1, 21375528069), (3, 7125176023), (7, 3053646867), (21, 1017882289), (73, 292815453), (219, 97605151), (511, 41830779), (1533, 13943593), (1759, 12152091), (5277, 4050697), (7927, 2696547), (12313, 1736013), (23781, 898849), (36939, 578671), (55489, 385221), (128407, 166467)]