21460968

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{2347}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 58606080

約数和(自身を除く): 37145112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 2347, 3048, 4572, 4694, 7041, 9144, 9388, 14082, 18776, 21123, 28164, 42246, 56328, 84492, 168984, 298069, 596138, 894207, 1192276, 1788414, 2384552, 2682621, 3576828, 5365242, 7153656, 10730484, 21460968]

約数ペア:

[(1, 21460968), (2, 10730484), (3, 7153656), (4, 5365242), (6, 3576828), (8, 2682621), (9, 2384552), (12, 1788414), (18, 1192276), (24, 894207), (36, 596138), (72, 298069), (127, 168984), (254, 84492), (381, 56328), (508, 42246), (762, 28164), (1016, 21123), (1143, 18776), (1524, 14082), (2286, 9388), (2347, 9144), (3048, 7041), (4572, 4694)]