21172536

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 256

約数和(自身を含む): 78336000

約数和(自身を除く): 57163464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 19, 21, 22, 24, 27, 28, 33, 36, 38, 42, 44, 54, 56, 57, 63, 66, 67, 72, 76, 77, 84, 88, 99, 108, 114, 126, 132, 133, 134, 152, 154, 168, 171, 189, 198, 201, 209, 216, 228, 231, 252, 264, 266, 268, 297, 308, 342, 378, 396, 399, 402, 418, 456, 462, 469, 504, 513, 532, 536, 594, 603, 616, 627, 684, 693, 737, 756, 792, 798, 804, 836, 924, 938, 1026, 1064, 1188, 1197, 1206, 1254, 1273, 1368, 1386, 1407, 1463, 1474, 1512, 1596, 1608, 1672, 1809, 1848, 1876, 1881, 2052, 2079, 2211, 2376, 2394, 2412, 2508, 2546, 2772, 2814, 2926, 2948, 3192, 3591, 3618, 3752, 3762, 3819, 4104, 4158, 4221, 4389, 4422, 4788, 4824, 5016, 5092, 5159, 5544, 5628, 5643, 5852, 5896, 6633, 7182, 7236, 7524, 7638, 8316, 8442, 8778, 8844, 8911, 9576, 10184, 10318, 11256, 11286, 11457, 11704, 12663, 13167, 13266, 14003, 14364, 14472, 15048, 15276, 15477, 16632, 16884, 17556, 17688, 17822, 19899, 20636, 22572, 22914, 25326, 26334, 26532, 26733, 28006, 28728, 30552, 30954, 33768, 34371, 35112, 35644, 39501, 39798, 41272, 42009, 45144, 45828, 46431, 50652, 52668, 53064, 53466, 56012, 61908, 68742, 71288, 79002, 79596, 80199, 84018, 91656, 92862, 98021, 101304, 105336, 106932, 112024, 123816, 126027, 137484, 139293, 158004, 159192, 160398, 168036, 185724, 196042, 213864, 240597, 252054, 274968, 278586, 294063, 316008, 320796, 336072, 371448, 378081, 392084, 481194, 504108, 557172, 588126, 641592, 756162, 784168, 882189, 962388, 1008216, 1114344, 1176252, 1512324, 1764378, 1924776, 2352504, 2646567, 3024648, 3528756, 5293134, 7057512, 10586268, 21172536]

約数ペア:

[(1, 21172536), (2, 10586268), (3, 7057512), (4, 5293134), (6, 3528756), (7, 3024648), (8, 2646567), (9, 2352504), (11, 1924776), (12, 1764378), (14, 1512324), (18, 1176252), (19, 1114344), (21, 1008216), (22, 962388), (24, 882189), (27, 784168), (28, 756162), (33, 641592), (36, 588126), (38, 557172), (42, 504108), (44, 481194), (54, 392084), (56, 378081), (57, 371448), (63, 336072), (66, 320796), (67, 316008), (72, 294063), (76, 278586), (77, 274968), (84, 252054), (88, 240597), (99, 213864), (108, 196042), (114, 185724), (126, 168036), (132, 160398), (133, 159192), (134, 158004), (152, 139293), (154, 137484), (168, 126027), (171, 123816), (189, 112024), (198, 106932), (201, 105336), (209, 101304), (216, 98021), (228, 92862), (231, 91656), (252, 84018), (264, 80199), (266, 79596), (268, 79002), (297, 71288), (308, 68742), (342, 61908), (378, 56012), (396, 53466), (399, 53064), (402, 52668), (418, 50652), (456, 46431), (462, 45828), (469, 45144), (504, 42009), (513, 41272), (532, 39798), (536, 39501), (594, 35644), (603, 35112), (616, 34371), (627, 33768), (684, 30954), (693, 30552), (737, 28728), (756, 28006), (792, 26733), (798, 26532), (804, 26334), (836, 25326), (924, 22914), (938, 22572), (1026, 20636), (1064, 19899), (1188, 17822), (1197, 17688), (1206, 17556), (1254, 16884), (1273, 16632), (1368, 15477), (1386, 15276), (1407, 15048), (1463, 14472), (1474, 14364), (1512, 14003), (1596, 13266), (1608, 13167), (1672, 12663), (1809, 11704), (1848, 11457), (1876, 11286), (1881, 11256), (2052, 10318), (2079, 10184), (2211, 9576), (2376, 8911), (2394, 8844), (2412, 8778), (2508, 8442), (2546, 8316), (2772, 7638), (2814, 7524), (2926, 7236), (2948, 7182), (3192, 6633), (3591, 5896), (3618, 5852), (3752, 5643), (3762, 5628), (3819, 5544), (4104, 5159), (4158, 5092), (4221, 5016), (4389, 4824), (4422, 4788)]