21530766

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{49157}}^1$

素因数の和:49235

約数の個数: 16

約数和(自身を含む): 43652304

約数和(自身を除く): 22121538

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 49157, 98314, 147471, 294942, 3588461, 7176922, 10765383, 21530766]

約数ペア:

[(1, 21530766), (2, 10765383), (3, 7176922), (6, 3588461), (73, 294942), (146, 147471), (219, 98314), (438, 49157)]