21156136

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3709}}^1$

素因数の和:3769

約数の個数: 32

約数和(自身を含む): 42739200

約数和(自身を除く): 21583064

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 713, 1426, 2852, 3709, 5704, 7418, 14836, 29672, 85307, 114979, 170614, 229958, 341228, 459916, 682456, 919832, 2644517, 5289034, 10578068, 21156136]

約数ペア:

[(1, 21156136), (2, 10578068), (4, 5289034), (8, 2644517), (23, 919832), (31, 682456), (46, 459916), (62, 341228), (92, 229958), (124, 170614), (184, 114979), (248, 85307), (713, 29672), (1426, 14836), (2852, 7418), (3709, 5704)]