21050646

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^2\times {\mathrm{1249}}^1$

素因数の和:1360

約数の個数: 24

約数和(自身を含む): 42945000

約数和(自身を除く): 21894354

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 1249, 2498, 2809, 3747, 5618, 7494, 8427, 16854, 66197, 132394, 198591, 397182, 3508441, 7016882, 10525323, 21050646]

約数ペア:

[(1, 21050646), (2, 10525323), (3, 7016882), (6, 3508441), (53, 397182), (106, 198591), (159, 132394), (318, 66197), (1249, 16854), (2498, 8427), (2809, 7494), (3747, 5618)]