21049435904

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{13037}}^1$

素因数の和:13130

約数の個数: 144

約数和(自身を含む): 51806962368

約数和(自身を除く): 30757526464

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 53, 56, 64, 68, 106, 112, 119, 128, 136, 212, 224, 238, 256, 272, 371, 424, 448, 476, 544, 742, 848, 896, 901, 952, 1088, 1484, 1696, 1792, 1802, 1904, 2176, 2968, 3392, 3604, 3808, 4352, 5936, 6307, 6784, 7208, 7616, 11872, 12614, 13037, 13568, 14416, 15232, 23744, 25228, 26074, 28832, 30464, 47488, 50456, 52148, 57664, 91259, 94976, 100912, 104296, 115328, 182518, 201824, 208592, 221629, 230656, 365036, 403648, 417184, 443258, 690961, 730072, 807296, 834368, 886516, 1381922, 1460144, 1551403, 1614592, 1668736, 1773032, 2763844, 2920288, 3102806, 3337472, 3546064, 4836727, 5527688, 5840576, 6205612, 7092128, 9673454, 11055376, 11681152, 11746337, 12411224, 14184256, 19346908, 22110752, 23362304, 23492674, 24822448, 28368512, 38693816, 44221504, 46985348, 49644896, 56737024, 77387632, 82224359, 88443008, 93970696, 99289792, 154775264, 164448718, 176886016, 187941392, 198579584, 309550528, 328897436, 375882784, 397159168, 619101056, 657794872, 751765568, 1238202112, 1315589744, 1503531136, 2631179488, 3007062272, 5262358976, 10524717952, 21049435904]

約数ペア:

[(1, 21049435904), (2, 10524717952), (4, 5262358976), (7, 3007062272), (8, 2631179488), (14, 1503531136), (16, 1315589744), (17, 1238202112), (28, 751765568), (32, 657794872), (34, 619101056), (53, 397159168), (56, 375882784), (64, 328897436), (68, 309550528), (106, 198579584), (112, 187941392), (119, 176886016), (128, 164448718), (136, 154775264), (212, 99289792), (224, 93970696), (238, 88443008), (256, 82224359), (272, 77387632), (371, 56737024), (424, 49644896), (448, 46985348), (476, 44221504), (544, 38693816), (742, 28368512), (848, 24822448), (896, 23492674), (901, 23362304), (952, 22110752), (1088, 19346908), (1484, 14184256), (1696, 12411224), (1792, 11746337), (1802, 11681152), (1904, 11055376), (2176, 9673454), (2968, 7092128), (3392, 6205612), (3604, 5840576), (3808, 5527688), (4352, 4836727), (5936, 3546064), (6307, 3337472), (6784, 3102806), (7208, 2920288), (7616, 2763844), (11872, 1773032), (12614, 1668736), (13037, 1614592), (13568, 1551403), (14416, 1460144), (15232, 1381922), (23744, 886516), (25228, 834368), (26074, 807296), (28832, 730072), (30464, 690961), (47488, 443258), (50456, 417184), (52148, 403648), (57664, 365036), (91259, 230656), (94976, 221629), (100912, 208592), (104296, 201824), (115328, 182518)]