219491916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2612999}}^1$

素因数の和:2613013

約数の個数: 24

約数和(自身を含む): 585312000

約数和(自身を除く): 365820084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2612999, 5225998, 7838997, 10451996, 15677994, 18290993, 31355988, 36581986, 54872979, 73163972, 109745958, 219491916]

約数ペア:

[(1, 219491916), (2, 109745958), (3, 73163972), (4, 54872979), (6, 36581986), (7, 31355988), (12, 18290993), (14, 15677994), (21, 10451996), (28, 7838997), (42, 5225998), (84, 2612999)]