21000343336

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9146491}}^1$

素因数の和:9146545

約数の個数: 32

約数和(自身を含む): 46098319680

約数和(自身を除く): 25097976344

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 9146491, 18292982, 36585964, 64025437, 73171928, 128050874, 256101748, 375006131, 512203496, 750012262, 1500024524, 2625042917, 3000049048, 5250085834, 10500171668, 21000343336]

約数ペア:

[(1, 21000343336), (2, 10500171668), (4, 5250085834), (7, 3000049048), (8, 2625042917), (14, 1500024524), (28, 750012262), (41, 512203496), (56, 375006131), (82, 256101748), (164, 128050874), (287, 73171928), (328, 64025437), (574, 36585964), (1148, 18292982), (2296, 9146491)]