2021509568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{6883}}^1$

素因数の和:7261

約数の個数: 56

約数和(自身を含む): 4332872208

約数和(自身を除く): 2311362640

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 353, 416, 706, 832, 1412, 2824, 4589, 5648, 6883, 9178, 11296, 13766, 18356, 22592, 27532, 36712, 55064, 73424, 89479, 110128, 146848, 178958, 220256, 293696, 357916, 440512, 715832, 1431664, 2429699, 2863328, 4859398, 5726656, 9718796, 19437592, 31586087, 38875184, 63172174, 77750368, 126344348, 155500736, 252688696, 505377392, 1010754784, 2021509568]

約数ペア:

[(1, 2021509568), (2, 1010754784), (4, 505377392), (8, 252688696), (13, 155500736), (16, 126344348), (26, 77750368), (32, 63172174), (52, 38875184), (64, 31586087), (104, 19437592), (208, 9718796), (353, 5726656), (416, 4859398), (706, 2863328), (832, 2429699), (1412, 1431664), (2824, 715832), (4589, 440512), (5648, 357916), (6883, 293696), (9178, 220256), (11296, 178958), (13766, 146848), (18356, 110128), (22592, 89479), (27532, 73424), (36712, 55064)]