21467576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{206419}}^1$

素因数の和:206438

約数の個数: 16

約数和(自身を含む): 43348200

約数和(自身を除く): 21880624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 206419, 412838, 825676, 1651352, 2683447, 5366894, 10733788, 21467576]

約数ペア:

[(1, 21467576), (2, 10733788), (4, 5366894), (8, 2683447), (13, 1651352), (26, 825676), (52, 412838), (104, 206419)]