21447504

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 200

約数和(自身を含む): 71419040

約数和(自身を除く): 49971536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 36, 38, 39, 48, 52, 54, 57, 67, 72, 76, 78, 81, 104, 108, 114, 117, 134, 144, 152, 156, 162, 171, 201, 208, 216, 228, 234, 247, 268, 304, 312, 324, 342, 351, 402, 432, 456, 468, 494, 513, 536, 603, 624, 648, 684, 702, 741, 804, 871, 912, 936, 988, 1026, 1053, 1072, 1206, 1273, 1296, 1368, 1404, 1482, 1539, 1608, 1742, 1809, 1872, 1976, 2052, 2106, 2223, 2412, 2546, 2613, 2736, 2808, 2964, 3078, 3216, 3484, 3618, 3819, 3952, 4104, 4212, 4446, 4824, 5092, 5226, 5427, 5616, 5928, 6156, 6669, 6968, 7236, 7638, 7839, 8208, 8424, 8892, 9648, 10184, 10452, 10854, 11457, 11856, 12312, 13338, 13936, 14472, 15276, 15678, 16549, 16848, 17784, 20007, 20368, 20904, 21708, 22914, 23517, 24624, 26676, 28944, 30552, 31356, 33098, 34371, 35568, 40014, 41808, 43416, 45828, 47034, 49647, 53352, 61104, 62712, 66196, 68742, 70551, 80028, 86832, 91656, 94068, 99294, 103113, 106704, 125424, 132392, 137484, 141102, 148941, 160056, 183312, 188136, 198588, 206226, 264784, 274968, 282204, 297882, 320112, 376272, 397176, 412452, 446823, 549936, 564408, 595764, 794352, 824904, 893646, 1128816, 1191528, 1340469, 1649808, 1787292, 2383056, 2680938, 3574584, 5361876, 7149168, 10723752, 21447504]

約数ペア:

[(1, 21447504), (2, 10723752), (3, 7149168), (4, 5361876), (6, 3574584), (8, 2680938), (9, 2383056), (12, 1787292), (13, 1649808), (16, 1340469), (18, 1191528), (19, 1128816), (24, 893646), (26, 824904), (27, 794352), (36, 595764), (38, 564408), (39, 549936), (48, 446823), (52, 412452), (54, 397176), (57, 376272), (67, 320112), (72, 297882), (76, 282204), (78, 274968), (81, 264784), (104, 206226), (108, 198588), (114, 188136), (117, 183312), (134, 160056), (144, 148941), (152, 141102), (156, 137484), (162, 132392), (171, 125424), (201, 106704), (208, 103113), (216, 99294), (228, 94068), (234, 91656), (247, 86832), (268, 80028), (304, 70551), (312, 68742), (324, 66196), (342, 62712), (351, 61104), (402, 53352), (432, 49647), (456, 47034), (468, 45828), (494, 43416), (513, 41808), (536, 40014), (603, 35568), (624, 34371), (648, 33098), (684, 31356), (702, 30552), (741, 28944), (804, 26676), (871, 24624), (912, 23517), (936, 22914), (988, 21708), (1026, 20904), (1053, 20368), (1072, 20007), (1206, 17784), (1273, 16848), (1296, 16549), (1368, 15678), (1404, 15276), (1482, 14472), (1539, 13936), (1608, 13338), (1742, 12312), (1809, 11856), (1872, 11457), (1976, 10854), (2052, 10452), (2106, 10184), (2223, 9648), (2412, 8892), (2546, 8424), (2613, 8208), (2736, 7839), (2808, 7638), (2964, 7236), (3078, 6968), (3216, 6669), (3484, 6156), (3618, 5928), (3819, 5616), (3952, 5427), (4104, 5226), (4212, 5092), (4446, 4824)]