21148251328

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{3733}}^1$

素因数の和:3930

約数の個数: 112

約数和(自身を含む): 45889127424

約数和(自身を除く): 24740876096

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 127, 136, 164, 254, 272, 328, 508, 544, 656, 697, 1016, 1088, 1312, 1394, 2032, 2159, 2624, 2788, 3733, 4064, 4318, 5207, 5576, 7466, 8128, 8636, 10414, 11152, 14932, 17272, 20828, 22304, 29864, 34544, 41656, 44608, 59728, 63461, 69088, 83312, 88519, 119456, 126922, 138176, 153053, 166624, 177038, 238912, 253844, 306106, 333248, 354076, 474091, 507688, 612212, 708152, 948182, 1015376, 1224424, 1416304, 1896364, 2030752, 2448848, 2601901, 2832608, 3792728, 4061504, 4897696, 5203802, 5665216, 7585456, 8059547, 9795392, 10407604, 15170912, 16119094, 19437731, 20815208, 30341824, 32238188, 38875462, 41630416, 64476376, 77750924, 83260832, 128952752, 155501848, 166521664, 257905504, 311003696, 330441427, 515811008, 622007392, 660882854, 1244014784, 1321765708, 2643531416, 5287062832, 10574125664, 21148251328]

約数ペア:

[(1, 21148251328), (2, 10574125664), (4, 5287062832), (8, 2643531416), (16, 1321765708), (17, 1244014784), (32, 660882854), (34, 622007392), (41, 515811008), (64, 330441427), (68, 311003696), (82, 257905504), (127, 166521664), (136, 155501848), (164, 128952752), (254, 83260832), (272, 77750924), (328, 64476376), (508, 41630416), (544, 38875462), (656, 32238188), (697, 30341824), (1016, 20815208), (1088, 19437731), (1312, 16119094), (1394, 15170912), (2032, 10407604), (2159, 9795392), (2624, 8059547), (2788, 7585456), (3733, 5665216), (4064, 5203802), (4318, 4897696), (5207, 4061504), (5576, 3792728), (7466, 2832608), (8128, 2601901), (8636, 2448848), (10414, 2030752), (11152, 1896364), (14932, 1416304), (17272, 1224424), (20828, 1015376), (22304, 948182), (29864, 708152), (34544, 612212), (41656, 507688), (44608, 474091), (59728, 354076), (63461, 333248), (69088, 306106), (83312, 253844), (88519, 238912), (119456, 177038), (126922, 166624), (138176, 153053)]