21520332912

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1381}}^1$

素因数の和:1548

約数の個数: 240

約数和(自身を含む): 64351425888

約数和(自身を除く): 42831092976

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 113, 136, 156, 169, 204, 208, 221, 226, 272, 312, 338, 339, 408, 442, 452, 507, 624, 663, 676, 678, 816, 884, 904, 1014, 1326, 1352, 1356, 1381, 1469, 1768, 1808, 1921, 2028, 2652, 2704, 2712, 2762, 2873, 2938, 3536, 3842, 4056, 4143, 4407, 5304, 5424, 5524, 5746, 5763, 5876, 7684, 8112, 8286, 8619, 8814, 10608, 11048, 11492, 11526, 11752, 15368, 16572, 17238, 17628, 17953, 19097, 22096, 22984, 23052, 23477, 23504, 24973, 30736, 33144, 34476, 35256, 35906, 38194, 45968, 46104, 46954, 49946, 53859, 57291, 66288, 68952, 70431, 70512, 71812, 74919, 76388, 92208, 93908, 99892, 107718, 114582, 137904, 140862, 143624, 149838, 152776, 156053, 187816, 199784, 215436, 229164, 233389, 281724, 287248, 299676, 305201, 305552, 312106, 324649, 375632, 399568, 430872, 458328, 466778, 468159, 563448, 599352, 610402, 624212, 649298, 700167, 861744, 915603, 916656, 933556, 936318, 973947, 1126896, 1198704, 1220804, 1248424, 1298596, 1400334, 1831206, 1867112, 1872636, 1947894, 2028689, 2441608, 2496848, 2597192, 2652901, 2800668, 3662412, 3734224, 3745272, 3895788, 3967613, 4057378, 4883216, 5194384, 5305802, 5601336, 6086067, 7324824, 7490544, 7791576, 7935226, 7958703, 8114756, 10611604, 11202672, 11902839, 12172134, 14649648, 15583152, 15870452, 15917406, 16229512, 21223208, 23805678, 24344268, 26372957, 31740904, 31834812, 32459024, 34487713, 42446416, 47611356, 48688536, 52745914, 63481808, 63669624, 68975426, 79118871, 95222712, 97377072, 103463139, 105491828, 127339248, 137950852, 158237742, 190445424, 206926278, 210983656, 275901704, 316475484, 413852556, 421967312, 448340269, 551803408, 632950968, 827705112, 896680538, 1265901936, 1345020807, 1655410224, 1793361076, 2690041614, 3586722152, 5380083228, 7173444304, 10760166456, 21520332912]

約数ペア:

[(1, 21520332912), (2, 10760166456), (3, 7173444304), (4, 5380083228), (6, 3586722152), (8, 2690041614), (12, 1793361076), (13, 1655410224), (16, 1345020807), (17, 1265901936), (24, 896680538), (26, 827705112), (34, 632950968), (39, 551803408), (48, 448340269), (51, 421967312), (52, 413852556), (68, 316475484), (78, 275901704), (102, 210983656), (104, 206926278), (113, 190445424), (136, 158237742), (156, 137950852), (169, 127339248), (204, 105491828), (208, 103463139), (221, 97377072), (226, 95222712), (272, 79118871), (312, 68975426), (338, 63669624), (339, 63481808), (408, 52745914), (442, 48688536), (452, 47611356), (507, 42446416), (624, 34487713), (663, 32459024), (676, 31834812), (678, 31740904), (816, 26372957), (884, 24344268), (904, 23805678), (1014, 21223208), (1326, 16229512), (1352, 15917406), (1356, 15870452), (1381, 15583152), (1469, 14649648), (1768, 12172134), (1808, 11902839), (1921, 11202672), (2028, 10611604), (2652, 8114756), (2704, 7958703), (2712, 7935226), (2762, 7791576), (2873, 7490544), (2938, 7324824), (3536, 6086067), (3842, 5601336), (4056, 5305802), (4143, 5194384), (4407, 4883216), (5304, 4057378), (5424, 3967613), (5524, 3895788), (5746, 3745272), (5763, 3734224), (5876, 3662412), (7684, 2800668), (8112, 2652901), (8286, 2597192), (8619, 2496848), (8814, 2441608), (10608, 2028689), (11048, 1947894), (11492, 1872636), (11526, 1867112), (11752, 1831206), (15368, 1400334), (16572, 1298596), (17238, 1248424), (17628, 1220804), (17953, 1198704), (19097, 1126896), (22096, 973947), (22984, 936318), (23052, 933556), (23477, 916656), (23504, 915603), (24973, 861744), (30736, 700167), (33144, 649298), (34476, 624212), (35256, 610402), (35906, 599352), (38194, 563448), (45968, 468159), (46104, 466778), (46954, 458328), (49946, 430872), (53859, 399568), (57291, 375632), (66288, 324649), (68952, 312106), (70431, 305552), (70512, 305201), (71812, 299676), (74919, 287248), (76388, 281724), (92208, 233389), (93908, 229164), (99892, 215436), (107718, 199784), (114582, 187816), (137904, 156053), (140862, 152776), (143624, 149838)]