21499682776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{5813}}^1$

素因数の和:5957

約数の個数: 128

約数和(自身を含む): 49052485440

約数和(自身を除く): 27552802664

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 53, 61, 88, 104, 106, 122, 143, 212, 244, 286, 424, 488, 572, 583, 671, 689, 793, 1144, 1166, 1342, 1378, 1586, 2332, 2684, 2756, 3172, 3233, 4664, 5368, 5512, 5813, 6344, 6466, 7579, 8723, 11626, 12932, 15158, 17446, 23252, 25864, 30316, 34892, 35563, 42029, 46504, 60632, 63943, 69784, 71126, 75569, 84058, 127886, 142252, 151138, 168116, 255772, 284504, 302276, 308089, 336232, 354593, 462319, 511544, 604552, 616178, 709186, 831259, 924638, 1232356, 1418372, 1662518, 1849276, 2464712, 2836744, 3325036, 3388979, 3698552, 3900523, 4005157, 4609709, 6650072, 6777958, 7801046, 8010314, 9219418, 13555916, 15602092, 16020628, 18438836, 18793429, 27111832, 31204184, 32041256, 36877672, 37586858, 44056727, 50706799, 75173716, 88113454, 101413598, 150347432, 176226908, 202827196, 206727719, 244314577, 352453816, 405654392, 413455438, 488629154, 826910876, 977258308, 1653821752, 1954516616, 2687460347, 5374920694, 10749841388, 21499682776]

約数ペア:

[(1, 21499682776), (2, 10749841388), (4, 5374920694), (8, 2687460347), (11, 1954516616), (13, 1653821752), (22, 977258308), (26, 826910876), (44, 488629154), (52, 413455438), (53, 405654392), (61, 352453816), (88, 244314577), (104, 206727719), (106, 202827196), (122, 176226908), (143, 150347432), (212, 101413598), (244, 88113454), (286, 75173716), (424, 50706799), (488, 44056727), (572, 37586858), (583, 36877672), (671, 32041256), (689, 31204184), (793, 27111832), (1144, 18793429), (1166, 18438836), (1342, 16020628), (1378, 15602092), (1586, 13555916), (2332, 9219418), (2684, 8010314), (2756, 7801046), (3172, 6777958), (3233, 6650072), (4664, 4609709), (5368, 4005157), (5512, 3900523), (5813, 3698552), (6344, 3388979), (6466, 3325036), (7579, 2836744), (8723, 2464712), (11626, 1849276), (12932, 1662518), (15158, 1418372), (17446, 1232356), (23252, 924638), (25864, 831259), (30316, 709186), (34892, 616178), (35563, 604552), (42029, 511544), (46504, 462319), (60632, 354593), (63943, 336232), (69784, 308089), (71126, 302276), (75569, 284504), (84058, 255772), (127886, 168116), (142252, 151138)]