21305980752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3337403}}^1$

素因数の和:3337440

約数の個数: 80

約数和(自身を含む): 66214095360

約数和(自身を除く): 44908114608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 3337403, 6674806, 10012209, 13349612, 20024418, 23361821, 26699224, 40048836, 46723642, 53398448, 63410657, 70085463, 80097672, 93447284, 126821314, 140170926, 160195344, 186894568, 190231971, 253642628, 280341852, 373789136, 380463942, 443874599, 507285256, 560683704, 760927884, 887749198, 1014570512, 1121367408, 1331623797, 1521855768, 1775498396, 2663247594, 3043711536, 3550996792, 5326495188, 7101993584, 10652990376, 21305980752]

約数ペア:

[(1, 21305980752), (2, 10652990376), (3, 7101993584), (4, 5326495188), (6, 3550996792), (7, 3043711536), (8, 2663247594), (12, 1775498396), (14, 1521855768), (16, 1331623797), (19, 1121367408), (21, 1014570512), (24, 887749198), (28, 760927884), (38, 560683704), (42, 507285256), (48, 443874599), (56, 380463942), (57, 373789136), (76, 280341852), (84, 253642628), (112, 190231971), (114, 186894568), (133, 160195344), (152, 140170926), (168, 126821314), (228, 93447284), (266, 80097672), (304, 70085463), (336, 63410657), (399, 53398448), (456, 46723642), (532, 40048836), (798, 26699224), (912, 23361821), (1064, 20024418), (1596, 13349612), (2128, 10012209), (3192, 6674806), (6384, 3337403)]