21309444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45533}}^1$

素因数の和:45556

約数の個数: 36

約数和(自身を含む): 58010316

約数和(自身を除く): 36700872

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45533, 91066, 136599, 182132, 273198, 409797, 546396, 591929, 819594, 1183858, 1639188, 1775787, 2367716, 3551574, 5327361, 7103148, 10654722, 21309444]

約数ペア:

[(1, 21309444), (2, 10654722), (3, 7103148), (4, 5327361), (6, 3551574), (9, 2367716), (12, 1775787), (13, 1639188), (18, 1183858), (26, 819594), (36, 591929), (39, 546396), (52, 409797), (78, 273198), (117, 182132), (156, 136599), (234, 91066), (468, 45533)]