21184722

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90533}}^1$

素因数の和:90554

約数の個数: 24

約数和(自身を含む): 49431564

約数和(自身を除く): 28246842

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90533, 181066, 271599, 543198, 814797, 1176929, 1629594, 2353858, 3530787, 7061574, 10592361, 21184722]

約数ペア:

[(1, 21184722), (2, 10592361), (3, 7061574), (6, 3530787), (9, 2353858), (13, 1629594), (18, 1176929), (26, 814797), (39, 543198), (78, 271599), (117, 181066), (234, 90533)]