21138126

素因数分解:

$2^1\times 3^1\times {\mathrm{709}}^1\times {\mathrm{4969}}^1$

素因数の和:5683

約数の個数: 16

約数和(自身を含む): 42344400

約数和(自身を除く): 21206274

約数列:

[1, 2, 3, 6, 709, 1418, 2127, 4254, 4969, 9938, 14907, 29814, 3523021, 7046042, 10569063, 21138126]

約数ペア:

[(1, 21138126), (2, 10569063), (3, 7046042), (6, 3523021), (709, 29814), (1418, 14907), (2127, 9938), (4254, 4969)]