21583744

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 56548800

約数和(自身を除く): 34965056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 64, 68, 91, 104, 109, 112, 119, 128, 136, 182, 208, 218, 221, 224, 238, 272, 364, 416, 436, 442, 448, 476, 544, 728, 763, 832, 872, 884, 896, 952, 1088, 1417, 1456, 1526, 1547, 1664, 1744, 1768, 1853, 1904, 2176, 2834, 2912, 3052, 3094, 3488, 3536, 3706, 3808, 5668, 5824, 6104, 6188, 6976, 7072, 7412, 7616, 9919, 11336, 11648, 12208, 12376, 12971, 13952, 14144, 14824, 15232, 19838, 22672, 24089, 24416, 24752, 25942, 28288, 29648, 39676, 45344, 48178, 48832, 49504, 51884, 59296, 79352, 90688, 96356, 97664, 99008, 103768, 118592, 158704, 168623, 181376, 192712, 198016, 207536, 237184, 317408, 337246, 385424, 415072, 634816, 674492, 770848, 830144, 1269632, 1348984, 1541696, 1660288, 2697968, 3083392, 5395936, 10791872, 21583744]

約数ペア:

[(1, 21583744), (2, 10791872), (4, 5395936), (7, 3083392), (8, 2697968), (13, 1660288), (14, 1541696), (16, 1348984), (17, 1269632), (26, 830144), (28, 770848), (32, 674492), (34, 634816), (52, 415072), (56, 385424), (64, 337246), (68, 317408), (91, 237184), (104, 207536), (109, 198016), (112, 192712), (119, 181376), (128, 168623), (136, 158704), (182, 118592), (208, 103768), (218, 99008), (221, 97664), (224, 96356), (238, 90688), (272, 79352), (364, 59296), (416, 51884), (436, 49504), (442, 48832), (448, 48178), (476, 45344), (544, 39676), (728, 29648), (763, 28288), (832, 25942), (872, 24752), (884, 24416), (896, 24089), (952, 22672), (1088, 19838), (1417, 15232), (1456, 14824), (1526, 14144), (1547, 13952), (1664, 12971), (1744, 12376), (1768, 12208), (1853, 11648), (1904, 11336), (2176, 9919), (2834, 7616), (2912, 7412), (3052, 7072), (3094, 6976), (3488, 6188), (3536, 6104), (3706, 5824), (3808, 5668)]