21131496

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 62179200

約数和(自身を除く): 41047704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 271, 342, 361, 456, 513, 542, 684, 722, 813, 1026, 1083, 1084, 1368, 1444, 1626, 2052, 2166, 2168, 2439, 2888, 3249, 3252, 4104, 4332, 4878, 5149, 6498, 6504, 7317, 8664, 9747, 9756, 10298, 12996, 14634, 15447, 19494, 19512, 20596, 25992, 29268, 30894, 38988, 41192, 46341, 58536, 61788, 77976, 92682, 97831, 123576, 139023, 185364, 195662, 278046, 293493, 370728, 391324, 556092, 586986, 782648, 880479, 1112184, 1173972, 1760958, 2347944, 2641437, 3521916, 5282874, 7043832, 10565748, 21131496]

約数ペア:

[(1, 21131496), (2, 10565748), (3, 7043832), (4, 5282874), (6, 3521916), (8, 2641437), (9, 2347944), (12, 1760958), (18, 1173972), (19, 1112184), (24, 880479), (27, 782648), (36, 586986), (38, 556092), (54, 391324), (57, 370728), (72, 293493), (76, 278046), (108, 195662), (114, 185364), (152, 139023), (171, 123576), (216, 97831), (228, 92682), (271, 77976), (342, 61788), (361, 58536), (456, 46341), (513, 41192), (542, 38988), (684, 30894), (722, 29268), (813, 25992), (1026, 20596), (1083, 19512), (1084, 19494), (1368, 15447), (1444, 14634), (1626, 12996), (2052, 10298), (2166, 9756), (2168, 9747), (2439, 8664), (2888, 7317), (3249, 6504), (3252, 6498), (4104, 5149), (4332, 4878)]