21274244

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1777}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 38682168

約数和(自身を除く): 17407924

約数列:

[1, 2, 4, 41, 73, 82, 146, 164, 292, 1777, 2993, 3554, 5986, 7108, 11972, 72857, 129721, 145714, 259442, 291428, 518884, 5318561, 10637122, 21274244]

約数ペア:

[(1, 21274244), (2, 10637122), (4, 5318561), (41, 518884), (73, 291428), (82, 259442), (146, 145714), (164, 129721), (292, 72857), (1777, 11972), (2993, 7108), (3554, 5986)]