21874944

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 71883392

約数和(自身を除く): 50008448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 313, 336, 364, 384, 416, 448, 546, 624, 626, 672, 728, 768, 832, 896, 939, 1092, 1248, 1252, 1344, 1456, 1664, 1792, 1878, 2184, 2191, 2496, 2504, 2688, 2912, 3328, 3756, 4069, 4368, 4382, 4992, 5008, 5376, 5824, 6573, 7512, 8138, 8736, 8764, 9984, 10016, 11648, 12207, 13146, 15024, 16276, 17472, 17528, 20032, 23296, 24414, 26292, 28483, 30048, 32552, 34944, 35056, 40064, 48828, 52584, 56966, 60096, 65104, 69888, 70112, 80128, 85449, 97656, 105168, 113932, 120192, 130208, 140224, 170898, 195312, 210336, 227864, 240384, 260416, 280448, 341796, 390624, 420672, 455728, 520832, 560896, 683592, 781248, 841344, 911456, 1041664, 1367184, 1562496, 1682688, 1822912, 2734368, 3124992, 3645824, 5468736, 7291648, 10937472, 21874944]

約数ペア:

[(1, 21874944), (2, 10937472), (3, 7291648), (4, 5468736), (6, 3645824), (7, 3124992), (8, 2734368), (12, 1822912), (13, 1682688), (14, 1562496), (16, 1367184), (21, 1041664), (24, 911456), (26, 841344), (28, 781248), (32, 683592), (39, 560896), (42, 520832), (48, 455728), (52, 420672), (56, 390624), (64, 341796), (78, 280448), (84, 260416), (91, 240384), (96, 227864), (104, 210336), (112, 195312), (128, 170898), (156, 140224), (168, 130208), (182, 120192), (192, 113932), (208, 105168), (224, 97656), (256, 85449), (273, 80128), (312, 70112), (313, 69888), (336, 65104), (364, 60096), (384, 56966), (416, 52584), (448, 48828), (546, 40064), (624, 35056), (626, 34944), (672, 32552), (728, 30048), (768, 28483), (832, 26292), (896, 24414), (939, 23296), (1092, 20032), (1248, 17528), (1252, 17472), (1344, 16276), (1456, 15024), (1664, 13146), (1792, 12207), (1878, 11648), (2184, 10016), (2191, 9984), (2496, 8764), (2504, 8736), (2688, 8138), (2912, 7512), (3328, 6573), (3756, 5824), (4069, 5376), (4368, 5008), (4382, 4992)]