213131982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5074571}}^1$

素因数の和:5074583

約数の個数: 16

約数和(自身を含む): 487158912

約数和(自身を除く): 274026930

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5074571, 10149142, 15223713, 30447426, 35521997, 71043994, 106565991, 213131982]

約数ペア:

[(1, 213131982), (2, 106565991), (3, 71043994), (6, 35521997), (7, 30447426), (14, 15223713), (21, 10149142), (42, 5074571)]