21605364

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54559}}^1$

素因数の和:54580

約数の個数: 36

約数和(自身を含む): 59579520

約数和(自身を除く): 37974156

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54559, 109118, 163677, 218236, 327354, 491031, 600149, 654708, 982062, 1200298, 1800447, 1964124, 2400596, 3600894, 5401341, 7201788, 10802682, 21605364]

約数ペア:

[(1, 21605364), (2, 10802682), (3, 7201788), (4, 5401341), (6, 3600894), (9, 2400596), (11, 1964124), (12, 1800447), (18, 1200298), (22, 982062), (33, 654708), (36, 600149), (44, 491031), (66, 327354), (99, 218236), (132, 163677), (198, 109118), (396, 54559)]