21464414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{5279}}^1$

素因数の和:5407

約数の個数: 16

約数和(自身を含む): 34214400

約数和(自身を除く): 12749986

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 5279, 10558, 100301, 200602, 564853, 1129706, 10732207, 21464414]

約数ペア:

[(1, 21464414), (2, 10732207), (19, 1129706), (38, 564853), (107, 200602), (214, 100301), (2033, 10558), (4066, 5279)]