21355976733

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2087}}^1\times {\mathrm{37483}}^1$

素因数の和:39593

約数の個数: 32

約数和(自身を含む): 35063433216

約数和(自身を除く): 13707456483

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 2087, 6261, 14609, 27131, 37483, 43827, 81393, 112449, 189917, 262381, 487279, 569751, 787143, 1461837, 3410953, 10232859, 78227021, 234681063, 547589147, 1016951273, 1642767441, 3050853819, 7118658911, 21355976733]

約数ペア:

[(1, 21355976733), (3, 7118658911), (7, 3050853819), (13, 1642767441), (21, 1016951273), (39, 547589147), (91, 234681063), (273, 78227021), (2087, 10232859), (6261, 3410953), (14609, 1461837), (27131, 787143), (37483, 569751), (43827, 487279), (81393, 262381), (112449, 189917)]