21342832

素因数分解:

$2^4\times 7^3\times {\mathrm{3889}}^1$

素因数の和:3918

約数の個数: 40

約数和(自身を含む): 48236000

約数和(自身を除く): 26893168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 3889, 5488, 7778, 15556, 27223, 31112, 54446, 62224, 108892, 190561, 217784, 381122, 435568, 762244, 1333927, 1524488, 2667854, 3048976, 5335708, 10671416, 21342832]

約数ペア:

[(1, 21342832), (2, 10671416), (4, 5335708), (7, 3048976), (8, 2667854), (14, 1524488), (16, 1333927), (28, 762244), (49, 435568), (56, 381122), (98, 217784), (112, 190561), (196, 108892), (343, 62224), (392, 54446), (686, 31112), (784, 27223), (1372, 15556), (2744, 7778), (3889, 5488)]