21491052

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 108

約数和(自身を含む): 59591448

約数和(自身を除く): 38100396

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 41, 44, 57, 66, 76, 82, 114, 121, 123, 132, 164, 209, 228, 242, 246, 361, 363, 418, 451, 484, 492, 627, 722, 726, 779, 836, 902, 1083, 1254, 1353, 1444, 1452, 1558, 1804, 2166, 2299, 2337, 2508, 2706, 3116, 3971, 4332, 4598, 4674, 4961, 5412, 6897, 7942, 8569, 9196, 9348, 9922, 11913, 13794, 14801, 14883, 15884, 17138, 19844, 23826, 25707, 27588, 29602, 29766, 34276, 43681, 44403, 47652, 51414, 59204, 59532, 87362, 88806, 94259, 102828, 131043, 162811, 174724, 177612, 188518, 262086, 282777, 325622, 377036, 488433, 524172, 565554, 651244, 976866, 1131108, 1790921, 1953732, 3581842, 5372763, 7163684, 10745526, 21491052]

約数ペア:

[(1, 21491052), (2, 10745526), (3, 7163684), (4, 5372763), (6, 3581842), (11, 1953732), (12, 1790921), (19, 1131108), (22, 976866), (33, 651244), (38, 565554), (41, 524172), (44, 488433), (57, 377036), (66, 325622), (76, 282777), (82, 262086), (114, 188518), (121, 177612), (123, 174724), (132, 162811), (164, 131043), (209, 102828), (228, 94259), (242, 88806), (246, 87362), (361, 59532), (363, 59204), (418, 51414), (451, 47652), (484, 44403), (492, 43681), (627, 34276), (722, 29766), (726, 29602), (779, 27588), (836, 25707), (902, 23826), (1083, 19844), (1254, 17138), (1353, 15884), (1444, 14883), (1452, 14801), (1558, 13794), (1804, 11913), (2166, 9922), (2299, 9348), (2337, 9196), (2508, 8569), (2706, 7942), (3116, 6897), (3971, 5412), (4332, 4961), (4598, 4674)]