21717192

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 64432800

約数和(自身を除く): 42715608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 59, 84, 98, 118, 147, 168, 177, 196, 236, 294, 313, 354, 392, 413, 472, 588, 626, 708, 826, 939, 1176, 1239, 1252, 1416, 1652, 1878, 2191, 2478, 2504, 2891, 3304, 3756, 4382, 4956, 5782, 6573, 7512, 8673, 8764, 9912, 11564, 13146, 15337, 17346, 17528, 18467, 23128, 26292, 30674, 34692, 36934, 46011, 52584, 55401, 61348, 69384, 73868, 92022, 110802, 122696, 129269, 147736, 184044, 221604, 258538, 368088, 387807, 443208, 517076, 775614, 904883, 1034152, 1551228, 1809766, 2714649, 3102456, 3619532, 5429298, 7239064, 10858596, 21717192]

約数ペア:

[(1, 21717192), (2, 10858596), (3, 7239064), (4, 5429298), (6, 3619532), (7, 3102456), (8, 2714649), (12, 1809766), (14, 1551228), (21, 1034152), (24, 904883), (28, 775614), (42, 517076), (49, 443208), (56, 387807), (59, 368088), (84, 258538), (98, 221604), (118, 184044), (147, 147736), (168, 129269), (177, 122696), (196, 110802), (236, 92022), (294, 73868), (313, 69384), (354, 61348), (392, 55401), (413, 52584), (472, 46011), (588, 36934), (626, 34692), (708, 30674), (826, 26292), (939, 23128), (1176, 18467), (1239, 17528), (1252, 17346), (1416, 15337), (1652, 13146), (1878, 11564), (2191, 9912), (2478, 8764), (2504, 8673), (2891, 7512), (3304, 6573), (3756, 5782), (4382, 4956)]