21506706

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91909}}^1$

素因数の和:91930

約数の個数: 24

約数和(自身を含む): 50182860

約数和(自身を除く): 28676154

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91909, 183818, 275727, 551454, 827181, 1194817, 1654362, 2389634, 3584451, 7168902, 10753353, 21506706]

約数ペア:

[(1, 21506706), (2, 10753353), (3, 7168902), (6, 3584451), (9, 2389634), (13, 1654362), (18, 1194817), (26, 827181), (39, 551454), (78, 275727), (117, 183818), (234, 91909)]