251916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2999}}^1$

素因数の和:3013

約数の個数: 24

約数和(自身を含む): 672000

約数和(自身を除く): 420084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2999, 5998, 8997, 11996, 17994, 20993, 35988, 41986, 62979, 83972, 125958, 251916]

約数ペア:

[(1, 251916), (2, 125958), (3, 83972), (4, 62979), (6, 41986), (7, 35988), (12, 20993), (14, 17994), (21, 11996), (28, 8997), (42, 5998), (84, 2999)]