21819708

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{14783}}^1$

素因数の和:14834

約数の個数: 36

約数和(自身を含む): 56504448

約数和(自身を除く): 34684740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 14783, 29566, 44349, 59132, 88698, 133047, 177396, 266094, 532188, 606103, 1212206, 1818309, 2424412, 3636618, 5454927, 7273236, 10909854, 21819708]

約数ペア:

[(1, 21819708), (2, 10909854), (3, 7273236), (4, 5454927), (6, 3636618), (9, 2424412), (12, 1818309), (18, 1212206), (36, 606103), (41, 532188), (82, 266094), (123, 177396), (164, 133047), (246, 88698), (369, 59132), (492, 44349), (738, 29566), (1476, 14783)]