21727004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1361}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 41110608

約数和(自身を除く): 19383604

約数列:

[1, 2, 4, 13, 26, 52, 307, 614, 1228, 1361, 2722, 3991, 5444, 7982, 15964, 17693, 35386, 70772, 417827, 835654, 1671308, 5431751, 10863502, 21727004]

約数ペア:

[(1, 21727004), (2, 10863502), (4, 5431751), (13, 1671308), (26, 835654), (52, 417827), (307, 70772), (614, 35386), (1228, 17693), (1361, 15964), (2722, 7982), (3991, 5444)]