21000931198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2794907}}^1$

素因数の和:2794956

約数の個数: 24

約数和(自身を含む): 36037543752

約数和(自身を除く): 15036612554

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 3757, 7514, 2794907, 5589814, 36333791, 47513419, 72667582, 95026838, 617674447, 807728123, 1235348894, 1615456246, 10500465599, 21000931198]

約数ペア:

[(1, 21000931198), (2, 10500465599), (13, 1615456246), (17, 1235348894), (26, 807728123), (34, 617674447), (221, 95026838), (289, 72667582), (442, 47513419), (578, 36333791), (3757, 5589814), (7514, 2794907)]