21419466

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{87071}}^1$

素因数の和:87117

約数の個数: 16

約数和(自身を含む): 43884288

約数和(自身を除く): 22464822

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 87071, 174142, 261213, 522426, 3569911, 7139822, 10709733, 21419466]

約数ペア:

[(1, 21419466), (2, 10709733), (3, 7139822), (6, 3569911), (41, 522426), (82, 261213), (123, 174142), (246, 87071)]