21512046

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{8941}}^1$

素因数の和:9347

約数の個数: 16

約数和(自身を含む): 43136208

約数和(自身を除く): 21624162

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 8941, 17882, 26823, 53646, 3585341, 7170682, 10756023, 21512046]

約数ペア:

[(1, 21512046), (2, 10756023), (3, 7170682), (6, 3585341), (401, 53646), (802, 26823), (1203, 17882), (2406, 8941)]