21710363961

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 36908476416

約数和(自身を除く): 15198112455

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 67, 143, 157, 187, 201, 221, 283, 429, 471, 561, 663, 737, 849, 871, 1139, 1727, 2041, 2211, 2431, 2613, 2669, 3113, 3417, 3679, 4811, 5181, 6123, 7293, 8007, 9339, 9581, 10519, 11037, 12529, 14433, 14807, 18961, 22451, 28743, 29359, 31557, 34697, 37587, 40469, 44421, 44431, 52921, 56883, 62543, 67353, 88077, 104091, 115709, 121407, 133293, 136747, 158763, 162877, 178823, 187629, 208571, 246493, 322337, 347127, 381667, 410241, 488631, 488741, 536469, 577603, 625713, 687973, 739479, 755327, 967011, 1145001, 1466223, 1504217, 1732809, 1967053, 2063919, 2265981, 2324699, 2711423, 2976877, 3545707, 4190381, 4512651, 5901159, 6353633, 6974097, 8134269, 8308597, 8930631, 9819251, 10637121, 12571143, 19060899, 24925791, 25571689, 29457753, 32745647, 38699401, 46094191, 50606909, 76715067, 98236941, 108011761, 116098203, 138282573, 151820727, 324035283, 425693411, 556675999, 657889817, 1277080233, 1670027997, 1973669451, 7236787987, 21710363961]

約数ペア:

[(1, 21710363961), (3, 7236787987), (11, 1973669451), (13, 1670027997), (17, 1277080233), (33, 657889817), (39, 556675999), (51, 425693411), (67, 324035283), (143, 151820727), (157, 138282573), (187, 116098203), (201, 108011761), (221, 98236941), (283, 76715067), (429, 50606909), (471, 46094191), (561, 38699401), (663, 32745647), (737, 29457753), (849, 25571689), (871, 24925791), (1139, 19060899), (1727, 12571143), (2041, 10637121), (2211, 9819251), (2431, 8930631), (2613, 8308597), (2669, 8134269), (3113, 6974097), (3417, 6353633), (3679, 5901159), (4811, 4512651), (5181, 4190381), (6123, 3545707), (7293, 2976877), (8007, 2711423), (9339, 2324699), (9581, 2265981), (10519, 2063919), (11037, 1967053), (12529, 1732809), (14433, 1504217), (14807, 1466223), (18961, 1145001), (22451, 967011), (28743, 755327), (29359, 739479), (31557, 687973), (34697, 625713), (37587, 577603), (40469, 536469), (44421, 488741), (44431, 488631), (52921, 410241), (56883, 381667), (62543, 347127), (67353, 322337), (88077, 246493), (104091, 208571), (115709, 187629), (121407, 178823), (133293, 162877), (136747, 158763)]