21497788804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1051}}^1\times {\mathrm{1291}}^1$

素因数の和:2596

約数の個数: 48

約数和(自身を含む): 40074181056

約数和(自身を除く): 18576392252

約数列:

[1, 2, 4, 17, 34, 68, 233, 466, 932, 1051, 1291, 2102, 2582, 3961, 4204, 5164, 7922, 15844, 17867, 21947, 35734, 43894, 71468, 87788, 244883, 300803, 489766, 601606, 979532, 1203212, 1356841, 2713682, 4163011, 5113651, 5427364, 8326022, 10227302, 16652044, 20454604, 23066297, 46132594, 92265188, 316143953, 632287906, 1264575812, 5374447201, 10748894402, 21497788804]

約数ペア:

[(1, 21497788804), (2, 10748894402), (4, 5374447201), (17, 1264575812), (34, 632287906), (68, 316143953), (233, 92265188), (466, 46132594), (932, 23066297), (1051, 20454604), (1291, 16652044), (2102, 10227302), (2582, 8326022), (3961, 5427364), (4204, 5113651), (5164, 4163011), (7922, 2713682), (15844, 1356841), (17867, 1203212), (21947, 979532), (35734, 601606), (43894, 489766), (71468, 300803), (87788, 244883)]