21764808

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:388

約数の個数: 128

約数和(自身を含む): 68140800

約数和(自身を除く): 46375992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 27, 36, 39, 46, 52, 54, 69, 72, 78, 92, 104, 108, 117, 138, 156, 184, 207, 216, 234, 276, 299, 312, 337, 351, 414, 468, 552, 598, 621, 674, 702, 828, 897, 936, 1011, 1196, 1242, 1348, 1404, 1656, 1794, 2022, 2392, 2484, 2691, 2696, 2808, 3033, 3588, 4044, 4381, 4968, 5382, 6066, 7176, 7751, 8073, 8088, 8762, 9099, 10764, 12132, 13143, 15502, 16146, 17524, 18198, 21528, 23253, 24264, 26286, 31004, 32292, 35048, 36396, 39429, 46506, 52572, 62008, 64584, 69759, 72792, 78858, 93012, 100763, 105144, 118287, 139518, 157716, 186024, 201526, 209277, 236574, 279036, 302289, 315432, 403052, 418554, 473148, 558072, 604578, 806104, 837108, 906867, 946296, 1209156, 1674216, 1813734, 2418312, 2720601, 3627468, 5441202, 7254936, 10882404, 21764808]

約数ペア:

[(1, 21764808), (2, 10882404), (3, 7254936), (4, 5441202), (6, 3627468), (8, 2720601), (9, 2418312), (12, 1813734), (13, 1674216), (18, 1209156), (23, 946296), (24, 906867), (26, 837108), (27, 806104), (36, 604578), (39, 558072), (46, 473148), (52, 418554), (54, 403052), (69, 315432), (72, 302289), (78, 279036), (92, 236574), (104, 209277), (108, 201526), (117, 186024), (138, 157716), (156, 139518), (184, 118287), (207, 105144), (216, 100763), (234, 93012), (276, 78858), (299, 72792), (312, 69759), (337, 64584), (351, 62008), (414, 52572), (468, 46506), (552, 39429), (598, 36396), (621, 35048), (674, 32292), (702, 31004), (828, 26286), (897, 24264), (936, 23253), (1011, 21528), (1196, 18198), (1242, 17524), (1348, 16146), (1404, 15502), (1656, 13143), (1794, 12132), (2022, 10764), (2392, 9099), (2484, 8762), (2691, 8088), (2696, 8073), (2808, 7751), (3033, 7176), (3588, 6066), (4044, 5382), (4381, 4968)]