21776238

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1009}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 51994800

約数和(自身を除く): 30218562

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 109, 198, 218, 327, 654, 981, 1009, 1199, 1962, 2018, 2398, 3027, 3597, 6054, 7194, 9081, 10791, 11099, 18162, 21582, 22198, 33297, 66594, 99891, 109981, 199782, 219962, 329943, 659886, 989829, 1209791, 1979658, 2419582, 3629373, 7258746, 10888119, 21776238]

約数ペア:

[(1, 21776238), (2, 10888119), (3, 7258746), (6, 3629373), (9, 2419582), (11, 1979658), (18, 1209791), (22, 989829), (33, 659886), (66, 329943), (99, 219962), (109, 199782), (198, 109981), (218, 99891), (327, 66594), (654, 33297), (981, 22198), (1009, 21582), (1199, 18162), (1962, 11099), (2018, 10791), (2398, 9081), (3027, 7194), (3597, 6054)]