21914698

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{5171}}^1$

素因数の和:5349

約数の個数: 16

約数和(自身を含む): 35624736

約数和(自身を除く): 13710038

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 5171, 10342, 67223, 134446, 842873, 1685746, 10957349, 21914698]

約数ペア:

[(1, 21914698), (2, 10957349), (13, 1685746), (26, 842873), (163, 134446), (326, 67223), (2119, 10342), (4238, 5171)]