21960201984

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{4084859}}^1$

素因数の和:4084885

約数の個数: 72

約数和(自身を含む): 66795630720

約数和(自身を除く): 44835428736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 4084859, 8169718, 12254577, 16339436, 24509154, 28594013, 32678872, 49018308, 57188026, 65357744, 85782039, 98036616, 114376052, 130715488, 171564078, 196073232, 228752104, 261430976, 343128156, 392146464, 457504208, 522861952, 686256312, 784292928, 915008416, 1045723904, 1372512624, 1568585856, 1830016832, 2745025248, 3137171712, 3660033664, 5490050496, 7320067328, 10980100992, 21960201984]

約数ペア:

[(1, 21960201984), (2, 10980100992), (3, 7320067328), (4, 5490050496), (6, 3660033664), (7, 3137171712), (8, 2745025248), (12, 1830016832), (14, 1568585856), (16, 1372512624), (21, 1045723904), (24, 915008416), (28, 784292928), (32, 686256312), (42, 522861952), (48, 457504208), (56, 392146464), (64, 343128156), (84, 261430976), (96, 228752104), (112, 196073232), (128, 171564078), (168, 130715488), (192, 114376052), (224, 98036616), (256, 85782039), (336, 65357744), (384, 57188026), (448, 49018308), (672, 32678872), (768, 28594013), (896, 24509154), (1344, 16339436), (1792, 12254577), (2688, 8169718), (5376, 4084859)]