21241766

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 39567360

約数和(自身を除く): 18325594

約数列:

[1, 2, 7, 13, 14, 26, 91, 127, 182, 254, 889, 919, 1651, 1778, 1838, 3302, 6433, 11557, 11947, 12866, 23114, 23894, 83629, 116713, 167258, 233426, 816991, 1517269, 1633982, 3034538, 10620883, 21241766]

約数ペア:

[(1, 21241766), (2, 10620883), (7, 3034538), (13, 1633982), (14, 1517269), (26, 816991), (91, 233426), (127, 167258), (182, 116713), (254, 83629), (889, 23894), (919, 23114), (1651, 12866), (1778, 11947), (1838, 11557), (3302, 6433)]