21744302

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 33242400

約数和(自身を除く): 11498098

約数列:

[1, 2, 89, 151, 178, 302, 809, 1618, 13439, 26878, 72001, 122159, 144002, 244318, 10872151, 21744302]

約数ペア:

[(1, 21744302), (2, 10872151), (89, 244318), (151, 144002), (178, 122159), (302, 72001), (809, 26878), (1618, 13439)]