21016383

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 28560000

約数和(自身を除く): 7543617

約数列:

[1, 3, 101, 139, 303, 417, 499, 1497, 14039, 42117, 50399, 69361, 151197, 208083, 7005461, 21016383]

約数ペア:

[(1, 21016383), (3, 7005461), (101, 208083), (139, 151197), (303, 69361), (417, 50399), (499, 42117), (1497, 14039)]