21611312

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{3049}}^1$

素因数の和:3500

約数の個数: 20

約数和(自身を含む): 41980200

約数和(自身を除く): 20368888

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3049, 3544, 6098, 7088, 12196, 24392, 48784, 1350707, 2701414, 5402828, 10805656, 21611312]

約数ペア:

[(1, 21611312), (2, 10805656), (4, 5402828), (8, 2701414), (16, 1350707), (443, 48784), (886, 24392), (1772, 12196), (3049, 7088), (3544, 6098)]