21661494

素因数分解:

$2^1\times 3^1\times {\mathrm{269}}^1\times {\mathrm{13421}}^1$

素因数の和:13695

約数の個数: 16

約数和(自身を含む): 43487280

約数和(自身を除く): 21825786

約数列:

[1, 2, 3, 6, 269, 538, 807, 1614, 13421, 26842, 40263, 80526, 3610249, 7220498, 10830747, 21661494]

約数ペア:

[(1, 21661494), (2, 10830747), (3, 7220498), (6, 3610249), (269, 80526), (538, 40263), (807, 26842), (1614, 13421)]