2157140412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{27883}}^1$

素因数の和:28207

約数の個数: 72

約数和(自身を含む): 6252262016

約数和(自身を除く): 4095121604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 307, 614, 921, 1228, 1842, 2149, 2763, 3684, 4298, 5526, 6447, 8596, 11052, 12894, 19341, 25788, 27883, 38682, 55766, 77364, 83649, 111532, 167298, 195181, 250947, 334596, 390362, 501894, 585543, 780724, 1003788, 1171086, 1756629, 2342172, 3513258, 7026516, 8560081, 17120162, 25680243, 34240324, 51360486, 59920567, 77040729, 102720972, 119841134, 154081458, 179761701, 239682268, 308162916, 359523402, 539285103, 719046804, 1078570206, 2157140412]

約数ペア:

[(1, 2157140412), (2, 1078570206), (3, 719046804), (4, 539285103), (6, 359523402), (7, 308162916), (9, 239682268), (12, 179761701), (14, 154081458), (18, 119841134), (21, 102720972), (28, 77040729), (36, 59920567), (42, 51360486), (63, 34240324), (84, 25680243), (126, 17120162), (252, 8560081), (307, 7026516), (614, 3513258), (921, 2342172), (1228, 1756629), (1842, 1171086), (2149, 1003788), (2763, 780724), (3684, 585543), (4298, 501894), (5526, 390362), (6447, 334596), (8596, 250947), (11052, 195181), (12894, 167298), (19341, 111532), (25788, 83649), (27883, 77364), (38682, 55766)]