66612021

素因数分解:

$3^1\times 7^2\times {\mathrm{453143}}^1$

素因数の和:453160

約数の個数: 12

約数和(自身を含む): 103316832

約数和(自身を除く): 36704811

約数列:

[1, 3, 7, 21, 49, 147, 453143, 1359429, 3172001, 9516003, 22204007, 66612021]

約数ペア:

[(1, 66612021), (3, 22204007), (7, 9516003), (21, 3172001), (49, 1359429), (147, 453143)]