21956088

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^2$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 69068160

約数和(自身を除く): 47112072

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 109, 132, 154, 168, 218, 231, 264, 308, 327, 436, 462, 616, 654, 763, 872, 924, 1199, 1308, 1526, 1848, 2289, 2398, 2616, 3052, 3597, 4578, 4796, 6104, 7194, 8393, 9156, 9592, 11881, 14388, 16786, 18312, 23762, 25179, 28776, 33572, 35643, 47524, 50358, 67144, 71286, 83167, 95048, 100716, 130691, 142572, 166334, 201432, 249501, 261382, 285144, 332668, 392073, 499002, 522764, 665336, 784146, 914837, 998004, 1045528, 1568292, 1829674, 1996008, 2744511, 3136584, 3659348, 5489022, 7318696, 10978044, 21956088]

約数ペア:

[(1, 21956088), (2, 10978044), (3, 7318696), (4, 5489022), (6, 3659348), (7, 3136584), (8, 2744511), (11, 1996008), (12, 1829674), (14, 1568292), (21, 1045528), (22, 998004), (24, 914837), (28, 784146), (33, 665336), (42, 522764), (44, 499002), (56, 392073), (66, 332668), (77, 285144), (84, 261382), (88, 249501), (109, 201432), (132, 166334), (154, 142572), (168, 130691), (218, 100716), (231, 95048), (264, 83167), (308, 71286), (327, 67144), (436, 50358), (462, 47524), (616, 35643), (654, 33572), (763, 28776), (872, 25179), (924, 23762), (1199, 18312), (1308, 16786), (1526, 14388), (1848, 11881), (2289, 9592), (2398, 9156), (2616, 8393), (3052, 7194), (3597, 6104), (4578, 4796)]