21000836346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{604619}}^1$

素因数の和:605458

約数の個数: 32

約数和(自身を含む): 48060034560

約数和(自身を除く): 27059198214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 827, 1654, 2481, 4962, 5789, 11578, 17367, 34734, 604619, 1209238, 1813857, 3627714, 4232333, 8464666, 12696999, 25393998, 500019913, 1000039826, 1500059739, 3000119478, 3500139391, 7000278782, 10500418173, 21000836346]

約数ペア:

[(1, 21000836346), (2, 10500418173), (3, 7000278782), (6, 3500139391), (7, 3000119478), (14, 1500059739), (21, 1000039826), (42, 500019913), (827, 25393998), (1654, 12696999), (2481, 8464666), (4962, 4232333), (5789, 3627714), (11578, 1813857), (17367, 1209238), (34734, 604619)]