21362290

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{6121}}^1$

素因数の和:6477

約数の個数: 16

約数和(自身を含む): 38568600

約数和(自身を除く): 17206310

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 6121, 12242, 30605, 61210, 2136229, 4272458, 10681145, 21362290]

約数ペア:

[(1, 21362290), (2, 10681145), (5, 4272458), (10, 2136229), (349, 61210), (698, 30605), (1745, 12242), (3490, 6121)]