21988272

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{3607}}^1$

素因数の和:3745

約数の個数: 40

約数和(自身を含む): 57266176

約数和(自身を除く): 35277904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 3607, 6096, 7214, 10821, 14428, 21642, 28856, 43284, 57712, 86568, 173136, 458089, 916178, 1374267, 1832356, 2748534, 3664712, 5497068, 7329424, 10994136, 21988272]

約数ペア:

[(1, 21988272), (2, 10994136), (3, 7329424), (4, 5497068), (6, 3664712), (8, 2748534), (12, 1832356), (16, 1374267), (24, 916178), (48, 458089), (127, 173136), (254, 86568), (381, 57712), (508, 43284), (762, 28856), (1016, 21642), (1524, 14428), (2032, 10821), (3048, 7214), (3607, 6096)]