21345647344

素因数分解:

$2^4\times 7^3\times {\mathrm{73}}^1\times {\mathrm{53281}}^1$

素因数の和:53383

約数の個数: 80

約数和(自身を含む): 48891563200

約数和(自身を除く): 27545915856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 73, 98, 112, 146, 196, 292, 343, 392, 511, 584, 686, 784, 1022, 1168, 1372, 2044, 2744, 3577, 4088, 5488, 7154, 8176, 14308, 25039, 28616, 50078, 53281, 57232, 100156, 106562, 200312, 213124, 372967, 400624, 426248, 745934, 852496, 1491868, 2610769, 2983736, 3889513, 5221538, 5967472, 7779026, 10443076, 15558052, 18275383, 20886152, 27226591, 31116104, 36550766, 41772304, 54453182, 62232208, 73101532, 108906364, 146203064, 190586137, 217812728, 292406128, 381172274, 435625456, 762344548, 1334102959, 1524689096, 2668205918, 3049378192, 5336411836, 10672823672, 21345647344]

約数ペア:

[(1, 21345647344), (2, 10672823672), (4, 5336411836), (7, 3049378192), (8, 2668205918), (14, 1524689096), (16, 1334102959), (28, 762344548), (49, 435625456), (56, 381172274), (73, 292406128), (98, 217812728), (112, 190586137), (146, 146203064), (196, 108906364), (292, 73101532), (343, 62232208), (392, 54453182), (511, 41772304), (584, 36550766), (686, 31116104), (784, 27226591), (1022, 20886152), (1168, 18275383), (1372, 15558052), (2044, 10443076), (2744, 7779026), (3577, 5967472), (4088, 5221538), (5488, 3889513), (7154, 2983736), (8176, 2610769), (14308, 1491868), (25039, 852496), (28616, 745934), (50078, 426248), (53281, 400624), (57232, 372967), (100156, 213124), (106562, 200312)]