21016058

素因数分解:

$2^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{1381}}^1$

素因数の和:2477

約数の個数: 16

約数和(自身を含む): 36086784

約数和(自身を除く): 15070726

約数列:

[1, 2, 7, 14, 1087, 1381, 2174, 2762, 7609, 9667, 15218, 19334, 1501147, 3002294, 10508029, 21016058]

約数ペア:

[(1, 21016058), (2, 10508029), (7, 3002294), (14, 1501147), (1087, 19334), (1381, 15218), (2174, 9667), (2762, 7609)]