2021178726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{225931}}^1$

素因数の和:226017

約数の個数: 48

約数和(自身を含む): 5075336448

約数和(自身を除く): 3054157722

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946, 225931, 451862, 677793, 1355586, 1581517, 2033379, 3163034, 4066758, 4744551, 9489102, 14233653, 16041101, 28467306, 32082202, 48123303, 96246606, 112287707, 144369909, 224575414, 288739818, 336863121, 673726242, 1010589363, 2021178726]

約数ペア:

[(1, 2021178726), (2, 1010589363), (3, 673726242), (6, 336863121), (7, 288739818), (9, 224575414), (14, 144369909), (18, 112287707), (21, 96246606), (42, 48123303), (63, 32082202), (71, 28467306), (126, 16041101), (142, 14233653), (213, 9489102), (426, 4744551), (497, 4066758), (639, 3163034), (994, 2033379), (1278, 1581517), (1491, 1355586), (2982, 677793), (4473, 451862), (8946, 225931)]