21420762

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{324557}}^1$

素因数の和:324573

約数の個数: 16

約数和(自身を含む): 46736352

約数和(自身を除く): 25315590

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 324557, 649114, 973671, 1947342, 3570127, 7140254, 10710381, 21420762]

約数ペア:

[(1, 21420762), (2, 10710381), (3, 7140254), (6, 3570127), (11, 1947342), (22, 973671), (33, 649114), (66, 324557)]