21070292373

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{618859}}^1$

素因数の和:618978

約数の個数: 32

約数和(自身を含む): 33963036800

約数和(自身を除く): 12892744427

約数列:

[1, 3, 9, 13, 27, 39, 97, 117, 291, 351, 873, 1261, 2619, 3783, 11349, 34047, 618859, 1856577, 5569731, 8045167, 16709193, 24135501, 60029323, 72406503, 180087969, 217219509, 540263907, 780381199, 1620791721, 2341143597, 7023430791, 21070292373]

約数ペア:

[(1, 21070292373), (3, 7023430791), (9, 2341143597), (13, 1620791721), (27, 780381199), (39, 540263907), (97, 217219509), (117, 180087969), (291, 72406503), (351, 60029323), (873, 24135501), (1261, 16709193), (2619, 8045167), (3783, 5569731), (11349, 1856577), (34047, 618859)]