21708618

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 45219840

約数和(自身を除く): 23511222

約数列:

[1, 2, 3, 6, 31, 62, 93, 127, 186, 254, 381, 762, 919, 1838, 2757, 3937, 5514, 7874, 11811, 23622, 28489, 56978, 85467, 116713, 170934, 233426, 350139, 700278, 3618103, 7236206, 10854309, 21708618]

約数ペア:

[(1, 21708618), (2, 10854309), (3, 7236206), (6, 3618103), (31, 700278), (62, 350139), (93, 233426), (127, 170934), (186, 116713), (254, 85467), (381, 56978), (762, 28489), (919, 23622), (1838, 11811), (2757, 7874), (3937, 5514)]