21508608

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:118

約数の個数: 160

約数和(自身を含む): 66781440

約数和(自身を除く): 45272832

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 64, 66, 67, 76, 88, 96, 114, 128, 132, 134, 152, 176, 192, 201, 209, 228, 256, 264, 268, 304, 352, 384, 402, 418, 456, 512, 528, 536, 608, 627, 704, 737, 768, 804, 836, 912, 1056, 1072, 1216, 1254, 1273, 1408, 1474, 1536, 1608, 1672, 1824, 2112, 2144, 2211, 2432, 2508, 2546, 2816, 2948, 3216, 3344, 3648, 3819, 4224, 4288, 4422, 4864, 5016, 5092, 5632, 5896, 6432, 6688, 7296, 7638, 8448, 8576, 8844, 9728, 10032, 10184, 11792, 12864, 13376, 14003, 14592, 15276, 16896, 17152, 17688, 20064, 20368, 23584, 25728, 26752, 28006, 29184, 30552, 34304, 35376, 40128, 40736, 42009, 47168, 51456, 53504, 56012, 61104, 70752, 80256, 81472, 84018, 94336, 102912, 107008, 112024, 122208, 141504, 160512, 162944, 168036, 188672, 224048, 244416, 283008, 321024, 325888, 336072, 377344, 448096, 488832, 566016, 651776, 672144, 896192, 977664, 1132032, 1344288, 1792384, 1955328, 2688576, 3584768, 5377152, 7169536, 10754304, 21508608]

約数ペア:

[(1, 21508608), (2, 10754304), (3, 7169536), (4, 5377152), (6, 3584768), (8, 2688576), (11, 1955328), (12, 1792384), (16, 1344288), (19, 1132032), (22, 977664), (24, 896192), (32, 672144), (33, 651776), (38, 566016), (44, 488832), (48, 448096), (57, 377344), (64, 336072), (66, 325888), (67, 321024), (76, 283008), (88, 244416), (96, 224048), (114, 188672), (128, 168036), (132, 162944), (134, 160512), (152, 141504), (176, 122208), (192, 112024), (201, 107008), (209, 102912), (228, 94336), (256, 84018), (264, 81472), (268, 80256), (304, 70752), (352, 61104), (384, 56012), (402, 53504), (418, 51456), (456, 47168), (512, 42009), (528, 40736), (536, 40128), (608, 35376), (627, 34304), (704, 30552), (737, 29184), (768, 28006), (804, 26752), (836, 25728), (912, 23584), (1056, 20368), (1072, 20064), (1216, 17688), (1254, 17152), (1273, 16896), (1408, 15276), (1474, 14592), (1536, 14003), (1608, 13376), (1672, 12864), (1824, 11792), (2112, 10184), (2144, 10032), (2211, 9728), (2432, 8844), (2508, 8576), (2546, 8448), (2816, 7638), (2948, 7296), (3216, 6688), (3344, 6432), (3648, 5896), (3819, 5632), (4224, 5092), (4288, 5016), (4422, 4864)]