21993606

素因数分解:

$2^1\times 3^4\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1210

約数の個数: 40

約数和(自身を含む): 49716480

約数和(自身を除く): 27722874

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 127, 162, 254, 381, 762, 1069, 1143, 2138, 2286, 3207, 3429, 6414, 6858, 9621, 10287, 19242, 20574, 28863, 57726, 86589, 135763, 173178, 271526, 407289, 814578, 1221867, 2443734, 3665601, 7331202, 10996803, 21993606]

約数ペア:

[(1, 21993606), (2, 10996803), (3, 7331202), (6, 3665601), (9, 2443734), (18, 1221867), (27, 814578), (54, 407289), (81, 271526), (127, 173178), (162, 135763), (254, 86589), (381, 57726), (762, 28863), (1069, 20574), (1143, 19242), (2138, 10287), (2286, 9621), (3207, 6858), (3429, 6414)]