21826142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 36796032

約数和(自身を除く): 14969890

約数列:

[1, 2, 13, 26, 47, 53, 94, 106, 337, 611, 674, 689, 1222, 1378, 2491, 4381, 4982, 8762, 15839, 17861, 31678, 32383, 35722, 64766, 205907, 232193, 411814, 464386, 839467, 1678934, 10913071, 21826142]

約数ペア:

[(1, 21826142), (2, 10913071), (13, 1678934), (26, 839467), (47, 464386), (53, 411814), (94, 232193), (106, 205907), (337, 64766), (611, 35722), (674, 32383), (689, 31678), (1222, 17861), (1378, 15839), (2491, 8762), (4381, 4982)]