21040311504

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{28447}}^1$

素因数の和:29288

約数の個数: 80

約数和(自身を含む): 57287444480

約数和(自身を除く): 36247132976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 811, 912, 1622, 2433, 3244, 4866, 6488, 9732, 12976, 15409, 19464, 28447, 30818, 38928, 46227, 56894, 61636, 85341, 92454, 113788, 123272, 170682, 184908, 227576, 246544, 341364, 369816, 455152, 540493, 682728, 739632, 1080986, 1365456, 1621479, 2161972, 3242958, 4323944, 6485916, 8647888, 12971832, 23070517, 25943664, 46141034, 69211551, 92282068, 138423102, 184564136, 276846204, 369128272, 438339823, 553692408, 876679646, 1107384816, 1315019469, 1753359292, 2630038938, 3506718584, 5260077876, 7013437168, 10520155752, 21040311504]

約数ペア:

[(1, 21040311504), (2, 10520155752), (3, 7013437168), (4, 5260077876), (6, 3506718584), (8, 2630038938), (12, 1753359292), (16, 1315019469), (19, 1107384816), (24, 876679646), (38, 553692408), (48, 438339823), (57, 369128272), (76, 276846204), (114, 184564136), (152, 138423102), (228, 92282068), (304, 69211551), (456, 46141034), (811, 25943664), (912, 23070517), (1622, 12971832), (2433, 8647888), (3244, 6485916), (4866, 4323944), (6488, 3242958), (9732, 2161972), (12976, 1621479), (15409, 1365456), (19464, 1080986), (28447, 739632), (30818, 682728), (38928, 540493), (46227, 455152), (56894, 369816), (61636, 341364), (85341, 246544), (92454, 227576), (113788, 184908), (123272, 170682)]