21467004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 58404864

約数和(自身を除く): 36937860

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 31, 39, 46, 52, 62, 69, 78, 92, 93, 124, 138, 156, 186, 193, 276, 299, 372, 386, 403, 579, 598, 713, 772, 806, 897, 1158, 1196, 1209, 1426, 1612, 1794, 2139, 2316, 2418, 2509, 2852, 3588, 4278, 4439, 4836, 5018, 5983, 7527, 8556, 8878, 9269, 10036, 11966, 13317, 15054, 17756, 17949, 18538, 23932, 26634, 27807, 30108, 35898, 37076, 53268, 55614, 57707, 71796, 77779, 111228, 115414, 137609, 155558, 173121, 230828, 233337, 275218, 311116, 346242, 412827, 466674, 550436, 692484, 825654, 933348, 1651308, 1788917, 3577834, 5366751, 7155668, 10733502, 21467004]

約数ペア:

[(1, 21467004), (2, 10733502), (3, 7155668), (4, 5366751), (6, 3577834), (12, 1788917), (13, 1651308), (23, 933348), (26, 825654), (31, 692484), (39, 550436), (46, 466674), (52, 412827), (62, 346242), (69, 311116), (78, 275218), (92, 233337), (93, 230828), (124, 173121), (138, 155558), (156, 137609), (186, 115414), (193, 111228), (276, 77779), (299, 71796), (372, 57707), (386, 55614), (403, 53268), (579, 37076), (598, 35898), (713, 30108), (772, 27807), (806, 26634), (897, 23932), (1158, 18538), (1196, 17949), (1209, 17756), (1426, 15054), (1612, 13317), (1794, 11966), (2139, 10036), (2316, 9269), (2418, 8878), (2509, 8556), (2852, 7527), (3588, 5983), (4278, 5018), (4439, 4836)]