21539124

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{2683}}^1$

素因数の和:2916

約数の個数: 36

約数和(自身を含む): 54710656

約数和(自身を除く): 33171532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2676, 2683, 4014, 5366, 8028, 8049, 10732, 16098, 24147, 32196, 48294, 96588, 598309, 1196618, 1794927, 2393236, 3589854, 5384781, 7179708, 10769562, 21539124]

約数ペア:

[(1, 21539124), (2, 10769562), (3, 7179708), (4, 5384781), (6, 3589854), (9, 2393236), (12, 1794927), (18, 1196618), (36, 598309), (223, 96588), (446, 48294), (669, 32196), (892, 24147), (1338, 16098), (2007, 10732), (2676, 8049), (2683, 8028), (4014, 5366)]