2156842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:501

約数の個数: 16

約数和(自身を含む): 3434400

約数和(自身を除く): 1277558

約数列:

[1, 2, 19, 38, 211, 269, 422, 538, 4009, 5111, 8018, 10222, 56759, 113518, 1078421, 2156842]

約数ペア:

[(1, 2156842), (2, 1078421), (19, 113518), (38, 56759), (211, 10222), (269, 8018), (422, 5111), (538, 4009)]