21623976

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:524

約数の個数: 128

約数和(自身を含む): 69120000

約数和(自身を除く): 47496024

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 27, 33, 36, 38, 44, 54, 57, 66, 72, 76, 88, 99, 108, 114, 132, 152, 171, 198, 209, 216, 228, 264, 297, 342, 396, 418, 456, 479, 513, 594, 627, 684, 792, 836, 958, 1026, 1188, 1254, 1368, 1437, 1672, 1881, 1916, 2052, 2376, 2508, 2874, 3762, 3832, 4104, 4311, 5016, 5269, 5643, 5748, 7524, 8622, 9101, 10538, 11286, 11496, 12933, 15048, 15807, 17244, 18202, 21076, 22572, 25866, 27303, 31614, 34488, 36404, 42152, 45144, 47421, 51732, 54606, 63228, 72808, 81909, 94842, 100111, 103464, 109212, 126456, 142263, 163818, 189684, 200222, 218424, 245727, 284526, 300333, 327636, 379368, 400444, 491454, 569052, 600666, 655272, 800888, 900999, 982908, 1138104, 1201332, 1801998, 1965816, 2402664, 2702997, 3603996, 5405994, 7207992, 10811988, 21623976]

約数ペア:

[(1, 21623976), (2, 10811988), (3, 7207992), (4, 5405994), (6, 3603996), (8, 2702997), (9, 2402664), (11, 1965816), (12, 1801998), (18, 1201332), (19, 1138104), (22, 982908), (24, 900999), (27, 800888), (33, 655272), (36, 600666), (38, 569052), (44, 491454), (54, 400444), (57, 379368), (66, 327636), (72, 300333), (76, 284526), (88, 245727), (99, 218424), (108, 200222), (114, 189684), (132, 163818), (152, 142263), (171, 126456), (198, 109212), (209, 103464), (216, 100111), (228, 94842), (264, 81909), (297, 72808), (342, 63228), (396, 54606), (418, 51732), (456, 47421), (479, 45144), (513, 42152), (594, 36404), (627, 34488), (684, 31614), (792, 27303), (836, 25866), (958, 22572), (1026, 21076), (1188, 18202), (1254, 17244), (1368, 15807), (1437, 15048), (1672, 12933), (1881, 11496), (1916, 11286), (2052, 10538), (2376, 9101), (2508, 8622), (2874, 7524), (3762, 5748), (3832, 5643), (4104, 5269), (4311, 5016)]