21137535718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{97003}}^1$

素因数の和:97081

約数の個数: 48

約数和(自身を含む): 37523087280

約数和(自身を除く): 16385551562

約数列:

[1, 2, 13, 17, 26, 29, 34, 58, 221, 289, 377, 442, 493, 578, 754, 986, 3757, 6409, 7514, 8381, 12818, 16762, 97003, 108953, 194006, 217906, 1261039, 1649051, 2522078, 2813087, 3298102, 5626174, 21437663, 28033867, 36570131, 42875326, 47822479, 56067734, 73140262, 95644958, 364440271, 621692227, 728880542, 812982143, 1243384454, 1625964286, 10568767859, 21137535718]

約数ペア:

[(1, 21137535718), (2, 10568767859), (13, 1625964286), (17, 1243384454), (26, 812982143), (29, 728880542), (34, 621692227), (58, 364440271), (221, 95644958), (289, 73140262), (377, 56067734), (442, 47822479), (493, 42875326), (578, 36570131), (754, 28033867), (986, 21437663), (3757, 5626174), (6409, 3298102), (7514, 2813087), (8381, 2522078), (12818, 1649051), (16762, 1261039), (97003, 217906), (108953, 194006)]